gtkradiant/radiant/mainframe.cpp

/*
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 "debugging/debugging.h"
#include "version.h"

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

#include <ctime>

#include <gdk/gdkkeysyms.h>
#include <gtk/gtkhbox.h>
#include <gtk/gtkvbox.h>
#include <gtk/gtkframe.h>
#include <gtk/gtklabel.h>
#include <gtk/gtkhpaned.h>
#include <gtk/gtkvpaned.h>
#include <gtk/gtktoolbar.h>
#include <gtk/gtkmenubar.h>
#include <gtk/gtkimage.h>
#include <gtk/gtktable.h>


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

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

#include "autosave.h"
#include "build.h"
#include "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 "points.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"



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
class VFSModuleObserver : public ModuleObserver
{
  std::size_t m_unrealised;
public:
  VFSModuleObserver() : m_unrealised(1)
  {
  }
  void realise()
  {
    if(--m_unrealised == 0)
    {
      QE_InitVFS();
      GlobalFileSystem().initialise();
    }
  }
  void unrealise()
  {
    if(++m_unrealised == 1)
    {
      GlobalFileSystem().shutdown();
    }
  }
};

VFSModuleObserver g_VFSModuleObserver;

void VFS_Construct()
{
    Radiant_attachHomePathsObserver(g_VFSModuleObserver);
}
void VFS_Destroy()
{
    Radiant_detachHomePathsObserver(g_VFSModuleObserver);
}

// Home Paths

void HomePaths_Realise()
{
#if defined(POSIX)
  const char* prefix = g_pGameDescription->getKeyValue("prefix");
  if(!string_empty(prefix)) 
  {
    StringOutputStream path(256);
    path << DirectoryCleaned(g_get_home_dir()) << prefix << "/";
    g_qeglobals.m_userEnginePath = path.c_str();
    Q_mkdir(g_qeglobals.m_userEnginePath.c_str());
  }
  else
#endif
  {
    g_qeglobals.m_userEnginePath = EnginePath_get();
  }

  {
    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();
  }
}


// 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();
}

void EnginePathImport(CopiedString& self, const char* value)
{
  setEnginePath(value);
}
typedef ReferenceCaller1<CopiedString, const char*, EnginePathImport> EnginePathImportCaller;

void Paths_constructPreferences(PreferencesPage& page)
{
  page.appendPathEntry("Engine Path", true,
    StringImportCallback(EnginePathImportCaller(g_strEnginePath)),
    StringExportCallback(StringExportCaller(g_strEnginePath))
  );
}
void Paths_constructPage(PreferenceGroup& group)
{
  PreferencesPage page(group.createPage("Paths", "Path Settings"));
  Paths_constructPreferences(page);
}
void Paths_registerPreferencesPage()
{
  PreferencesDialog_addSettingsPage(FreeCaller1<PreferenceGroup&, Paths_constructPage>());
}


class PathsDialog : public Dialog
{
public:
  GtkWindow* BuildDialog()
  {
    GtkFrame* frame = create_dialog_frame("Path settings", GTK_SHADOW_ETCHED_IN);

    GtkVBox* vbox2 = create_dialog_vbox(0, 4);
    gtk_container_add(GTK_CONTAINER(frame), GTK_WIDGET(vbox2));

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

    return create_simple_modal_dialog_window("Engine Path Not Found", m_modal, GTK_WIDGET(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"

class LoadModule
{
  const char* m_path;
public:
  LoadModule(const char* path) : m_path(path)
  {
  }
  void operator()(const char* name) const
  {
    char fullname[1024];
    ASSERT_MESSAGE(strlen(m_path) + strlen(name) < 1024, "");
    strcpy(fullname, m_path);
    strcat(fullname, name);
    globalOutputStream() << "Found '" << fullname << "'\n";      
    GlobalModuleServer_loadModule(fullname);
  }
};

const char* const c_library_extension =
#if defined(WIN32)
"dll"
#elif defined (__APPLE__)
"dylib"
#elif defined(__linux__) || defined (__FreeBSD__)
"so"
#endif
;

void Radiant_loadModules(const char* path)
{
  Directory_forEach(path, MatchFileExtension<LoadModule>(c_library_extension, LoadModule(path)));
}

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), GetGridSize()), 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 Callback1<Vector3&> GetColourCallback;
typedef Callback1<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(GTK_WIDGET(MainFrame_getWindow()), colour);
    m_set(colour);
  }
};



void Colour_get(const Vector3& colour, Vector3& other)
{
  other = colour;
}
typedef ConstReferenceCaller1<Vector3, Vector3&, Colour_get> ColourGetCaller;

void Colour_set(Vector3& colour, const Vector3& other)
{
  colour = other;
  SceneChangeNotify();
}
typedef ReferenceCaller1<Vector3, const Vector3&, Colour_set> ColourSetCaller;

void BrushColour_set(const Vector3& other)
{
  g_xywindow_globals.color_brushes = other;
  SetWorldspawnColour(g_xywindow_globals.color_brushes);
  SceneChangeNotify();
}
typedef FreeCaller1<const Vector3&, BrushColour_set> BrushColourSetCaller;

void ClipperColour_set(const Vector3& other)
{
  g_xywindow_globals.color_clipper = other;
  Brush_clipperColourChanged();
  SceneChangeNotify();
}
typedef FreeCaller1<const Vector3&, ClipperColour_set> ClipperColourSetCaller;

void TextureBrowserColour_get(Vector3& other)
{
  other = TextureBrowser_getBackgroundColour(GlobalTextureBrowser());
}
typedef FreeCaller1<Vector3&, TextureBrowserColour_get> TextureBrowserColourGetCaller;

void TextureBrowserColour_set(const Vector3& other)
{
  TextureBrowser_setBackgroundColour(GlobalTextureBrowser(), other);
}
typedef FreeCaller1<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;

GtkMenuItem* create_colours_menu()
{
  GtkMenuItem* colours_menu_item = new_sub_menu_item_with_mnemonic("Colors");
  GtkMenu* menu_in_menu = GTK_MENU(gtk_menu_item_get_submenu(colours_menu_item));

  GtkMenu* menu_3 = create_sub_menu_with_mnemonic(menu_in_menu, "Themes");

  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 OpenUpdateURL()
{
  // build the URL
  StringOutputStream URL(256);
  URL << "http://www.qeradiant.com/index.php?data=dlupdate&query_dlup=1";
#ifdef WIN32
  URL << "&OS_dlup=1";
#else
  URL << "&OS_dlup=2";
#endif
  URL << "&Version_dlup=" RADIANT_VERSION;
  g_GamesDialog.AddPacksURL(URL);
  OpenURL(URL.c_str());
}

// open the Q3Rad manual
void OpenHelpURL()
{
  // at least on win32, AppPath + "Q3Rad_Manual/index.htm"
  StringOutputStream help(256);
  help << AppPath_get() << "Q3Rad_Manual/index.htm";
  OpenURL(help.c_str());
}

void OpenBugReportURL()
{
  OpenURL("http://www.qeradiant.com/?data=bugreport");
}


GtkWidget* g_page_console;

void Console_ToggleShow()
{
  GroupDialog_showPage(g_page_console);
}

GtkWidget* g_page_entity;

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 BoolImportCallback& importCallback)
  {
    importCallback(BoolFunction());
  }
};

typedef FreeCaller1<const BoolImportCallback&, &BoolFunctionExport<EdgeMode>::apply> EdgeModeApplyCaller;
EdgeModeApplyCaller g_edgeMode_button_caller;
BoolExportCallback g_edgeMode_button_callback(g_edgeMode_button_caller);
ToggleItem g_edgeMode_button(g_edgeMode_button_callback);

typedef FreeCaller1<const BoolImportCallback&, &BoolFunctionExport<VertexMode>::apply> VertexModeApplyCaller;
VertexModeApplyCaller g_vertexMode_button_caller;
BoolExportCallback g_vertexMode_button_callback(g_vertexMode_button_caller);
ToggleItem g_vertexMode_button(g_vertexMode_button_callback);

typedef FreeCaller1<const BoolImportCallback&, &BoolFunctionExport<FaceMode>::apply> FaceModeApplyCaller;
FaceModeApplyCaller g_faceMode_button_caller;
BoolExportCallback 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
{
public:
  bool pre(const scene::Path& path, scene::Instance& instance) const
  {
    if(path.size() == 1)
      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;

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

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

  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());

    //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 BoolImportCallback& importCallback)
{
  importCallback(GlobalSelectionSystem().ManipulatorMode() == SelectionSystem::eTranslate);
}

void RotateToolExport(const BoolImportCallback& importCallback)
{
  importCallback(GlobalSelectionSystem().ManipulatorMode() == SelectionSystem::eRotate);
}

void ScaleToolExport(const BoolImportCallback& importCallback)
{
  importCallback(GlobalSelectionSystem().ManipulatorMode() == SelectionSystem::eScale);
}

void DragToolExport(const BoolImportCallback& importCallback)
{
  importCallback(GlobalSelectionSystem().ManipulatorMode() == SelectionSystem::eDrag);
}

void ClipperToolExport(const BoolImportCallback& importCallback)
{
  importCallback(GlobalSelectionSystem().ManipulatorMode() == SelectionSystem::eClip);
}

FreeCaller1<const BoolImportCallback&, TranslateToolExport> g_translatemode_button_caller;
BoolExportCallback g_translatemode_button_callback(g_translatemode_button_caller);
ToggleItem g_translatemode_button(g_translatemode_button_callback);

FreeCaller1<const BoolImportCallback&, RotateToolExport> g_rotatemode_button_caller;
BoolExportCallback g_rotatemode_button_callback(g_rotatemode_button_caller);
ToggleItem g_rotatemode_button(g_rotatemode_button_callback);

FreeCaller1<const BoolImportCallback&, ScaleToolExport> g_scalemode_button_caller;
BoolExportCallback g_scalemode_button_callback(g_scalemode_button_caller);
ToggleItem g_scalemode_button(g_scalemode_button_callback);

FreeCaller1<const BoolImportCallback&, DragToolExport> g_dragmode_button_caller;
BoolExportCallback g_dragmode_button_callback(g_dragmode_button_caller);
ToggleItem g_dragmode_button(g_dragmode_button_callback);

FreeCaller1<const BoolImportCallback&, ClipperToolExport> g_clipper_button_caller;
BoolExportCallback g_clipper_button_callback(g_clipper_button_caller);
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 = gtk_timeout_add(1000, qe_every_second, 0);
  }
}

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

gint window_realize_remove_decoration(GtkWidget* widget, gpointer data)
{
  gdk_window_set_decorations(widget->window, (GdkWMDecoration)(GDK_DECOR_ALL|GDK_DECOR_MENU|GDK_DECOR_MINIMIZE|GDK_DECOR_MAXIMIZE));
  return FALSE;
}

class WaitDialog
{
public:
  GtkWindow* m_window;
  GtkLabel* m_label;
};

WaitDialog create_wait_dialog(const char* title, const char* text)
{
  WaitDialog dialog;

  dialog.m_window = create_floating_window(title, MainFrame_getWindow());
  gtk_window_set_resizable(dialog.m_window, FALSE);
  gtk_container_set_border_width(GTK_CONTAINER(dialog.m_window), 0);
  gtk_window_set_position(dialog.m_window, GTK_WIN_POS_CENTER_ON_PARENT);

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

  {
    dialog.m_label = GTK_LABEL(gtk_label_new(text));
    gtk_misc_set_alignment(GTK_MISC(dialog.m_label), 0.0, 0.5);
    gtk_label_set_justify(dialog.m_label, GTK_JUSTIFY_LEFT);
    gtk_widget_show(GTK_WIDGET(dialog.m_label));
    gtk_widget_set_size_request(GTK_WIDGET(dialog.m_label), 200, -1);

    gtk_container_add(GTK_CONTAINER(dialog.m_window), GTK_WIDGET(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(GTK_WINDOW(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() && GTK_WIDGET_VISIBLE(g_wait.m_window))
  {
    process_gui();
  }
}


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

    process_gui();

    bool isActiveApp = MainFrame_isActiveApp();

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

    if(isActiveApp)
    {
      gtk_widget_show(GTK_WIDGET(g_wait.m_window));
      ScreenUpdates_process();
    }
  }
  else if(GTK_WIDGET_VISIBLE(g_wait.m_window))
  {
    gtk_label_set_text(g_wait.m_label, 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(GTK_WIDGET(MainFrame_getWindow()), TRUE);

    gtk_grab_remove(GTK_WIDGET(g_wait.m_window));
    destroy_floating_window(g_wait.m_window);
    g_wait.m_window = 0;

    //gtk_window_present(MainFrame_getWindow());
  }
  else if(GTK_WIDGET_VISIBLE(g_wait.m_window))
  {
    gtk_label_set_text(g_wait.m_label, g_wait_stack.back().c_str());
    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();
}


LatchedInt g_Layout_viewStyle(0, "Window Layout");
LatchedBool g_Layout_enableDetachableMenus(true, "Detachable Menus");
LatchedBool g_Layout_enablePatchToolbar(true, "Patch Toolbar");
LatchedBool g_Layout_enablePluginToolbar(true, "Plugin Toolbar");



GtkMenuItem* create_file_menu()
{
  // File menu
  GtkMenuItem* file_menu_item = new_sub_menu_item_with_mnemonic("_File");
  GtkMenu* menu = GTK_MENU(gtk_menu_item_get_submenu(file_menu_item));
  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, "Save s_elected...", "SaveSelected");
  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, "Check for GtkRadiant update (web)", "CheckForUpdate");
  create_menu_item_with_mnemonic(menu, "E_xit", "Exit");

  return file_menu_item;
}

GtkMenuItem* create_edit_menu()
{
  // Edit menu
  GtkMenuItem* edit_menu_item = new_sub_menu_item_with_mnemonic("_Edit");
  GtkMenu* menu = GTK_MENU(gtk_menu_item_get_submenu(edit_menu_item));
  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, "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");

  GtkMenu* convert_menu = create_sub_menu_with_mnemonic(menu, "E_xpand Selection");
  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(GtkMenu* menu)
{
  create_check_menu_item_with_mnemonic(menu, "XY (Top) View", "ToggleView");
}


void fill_view_yz_side_menu(GtkMenu* menu)
{
  create_check_menu_item_with_mnemonic(menu, "YZ (Side) View", "ToggleSideView");
}


void fill_view_xz_front_menu(GtkMenu* menu)
{
  create_check_menu_item_with_mnemonic(menu, "XZ (Front) View", "ToggleFrontView");
}


GtkWidget* g_toggle_z_item = 0;
GtkWidget* g_toggle_console_item = 0;
GtkWidget* g_toggle_entity_item = 0;
GtkWidget* g_toggle_entitylist_item = 0;

GtkMenuItem* create_view_menu(MainFrame::EViewStyle style)
{
  // View menu
  GtkMenuItem* view_menu_item = new_sub_menu_item_with_mnemonic("_View");
  GtkMenu* menu = GTK_MENU(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);
  {
    GtkMenu* camera_menu = create_sub_menu_with_mnemonic (menu, "Camera");
    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);
  {
    GtkMenu* orthographic_menu = create_sub_menu_with_mnemonic(menu, "Orthographic");
    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);

  {
    GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic (menu, "Show");
    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");
  }

  {
    GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic (menu, "Filter");
    Filters_constructMenu(menu_in_menu);
  }
  menu_separator(menu);
  {
    GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic (menu, "Hide/Show");
    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);
  {
    GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic (menu, "Region");
    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");
  }

  if(style == MainFrame::eSplit || style == MainFrame::eFloating)
  {
    command_connect_accelerator("CenterXYViews");
  }
  else
  {
    command_connect_accelerator("CenterXYView");
  }

  return view_menu_item;
}

GtkMenuItem* create_selection_menu()
{
  // Selection menu
  GtkMenuItem* selection_menu_item = new_sub_menu_item_with_mnemonic("_Modify");
  GtkMenu* menu = GTK_MENU(gtk_menu_item_get_submenu(selection_menu_item));
  if (g_Layout_enableDetachableMenus.m_value)
    menu_tearoff (menu);

  {
    GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic (menu, "Components");
    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);

  {
    GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic(menu, "Nudge");
    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");
  }
  {
    GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic (menu, "Rotate");
    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");
  }
  {
    GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic (menu, "Flip");
    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;
}

GtkMenuItem* create_bsp_menu()
{
  // BSP menu
  GtkMenuItem* bsp_menu_item = new_sub_menu_item_with_mnemonic("_Build");
  GtkMenu* menu = GTK_MENU(gtk_menu_item_get_submenu(bsp_menu_item));

  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;
}

GtkMenuItem* create_grid_menu()
{
  // Grid menu
  GtkMenuItem* grid_menu_item = new_sub_menu_item_with_mnemonic("_Grid");
  GtkMenu* menu = GTK_MENU(gtk_menu_item_get_submenu(grid_menu_item));
  if (g_Layout_enableDetachableMenus.m_value)
    menu_tearoff (menu);

  Grid_constructMenu(menu);

  return grid_menu_item;
}

GtkMenuItem* create_misc_menu()
{
  // Misc menu
  GtkMenuItem* misc_menu_item = new_sub_menu_item_with_mnemonic("M_isc");
  GtkMenu* menu = GTK_MENU(gtk_menu_item_get_submenu(misc_menu_item));
  if (g_Layout_enableDetachableMenus.m_value)
    menu_tearoff (menu);

#if 0
  create_menu_item_with_mnemonic(menu, "_Benchmark", FreeCaller<GlobalCamera_Benchmark>());
#endif
  gtk_container_add(GTK_CONTAINER(menu), GTK_WIDGET(create_colours_menu()));

  create_menu_item_with_mnemonic(menu, "Find brush...", "FindBrush");
  create_menu_item_with_mnemonic(menu, "Map Info...", "MapInfo");
  // http://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=394
//  create_menu_item_with_mnemonic(menu, "_Print XY View", FreeCaller<WXY_Print>());

  return misc_menu_item;
}

GtkMenuItem* create_entity_menu()
{
  // Brush menu
  GtkMenuItem* entity_menu_item = new_sub_menu_item_with_mnemonic("E_ntity");
  GtkMenu* menu = GTK_MENU(gtk_menu_item_get_submenu(entity_menu_item));
  if (g_Layout_enableDetachableMenus.m_value)
    menu_tearoff (menu);

  Entity_constructMenu(menu);

  return entity_menu_item;
}

GtkMenuItem* create_brush_menu()
{
  // Brush menu
  GtkMenuItem* brush_menu_item = new_sub_menu_item_with_mnemonic("B_rush");
  GtkMenu* menu = GTK_MENU(gtk_menu_item_get_submenu(brush_menu_item));
  if (g_Layout_enableDetachableMenus.m_value)
    menu_tearoff (menu);

  Brush_constructMenu(menu);

  return brush_menu_item;
}

GtkMenuItem* create_patch_menu()
{
  // Curve menu
  GtkMenuItem* patch_menu_item = new_sub_menu_item_with_mnemonic("_Curve");
  GtkMenu* menu = GTK_MENU(gtk_menu_item_get_submenu(patch_menu_item));
  if (g_Layout_enableDetachableMenus.m_value)
  {
    menu_tearoff(menu);
  }

  Patch_constructMenu(menu);

  return patch_menu_item;
}

GtkMenuItem* create_help_menu()
{
  // Help menu
  GtkMenuItem* help_menu_item = new_sub_menu_item_with_mnemonic("_Help");
  GtkMenu* menu = GTK_MENU(gtk_menu_item_get_submenu(help_menu_item));
  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", FreeCaller<OpenBugReportURL>());
  create_menu_item_with_mnemonic(menu, "Shortcuts list", FreeCaller<DoCommandListDlg>());
  create_menu_item_with_mnemonic(menu, "_About", FreeCaller<DoAbout>());

  return help_menu_item;
}

GtkMenuBar* create_main_menu(MainFrame::EViewStyle style)
{
  GtkMenuBar* menu_bar = GTK_MENU_BAR(gtk_menu_bar_new());
  gtk_widget_show(GTK_WIDGET(menu_bar));

  gtk_container_add(GTK_CONTAINER(menu_bar), GTK_WIDGET(create_file_menu()));
  gtk_container_add(GTK_CONTAINER(menu_bar), GTK_WIDGET(create_edit_menu()));
  gtk_container_add(GTK_CONTAINER(menu_bar), GTK_WIDGET(create_view_menu(style)));
  gtk_container_add(GTK_CONTAINER(menu_bar), GTK_WIDGET(create_selection_menu()));
  gtk_container_add(GTK_CONTAINER(menu_bar), GTK_WIDGET(create_bsp_menu()));
  gtk_container_add(GTK_CONTAINER(menu_bar), GTK_WIDGET(create_grid_menu()));
  gtk_container_add(GTK_CONTAINER(menu_bar), GTK_WIDGET(create_misc_menu()));
  gtk_container_add(GTK_CONTAINER(menu_bar), GTK_WIDGET(create_entity_menu()));
  gtk_container_add(GTK_CONTAINER(menu_bar), GTK_WIDGET(create_brush_menu()));
  gtk_container_add(GTK_CONTAINER(menu_bar), GTK_WIDGET(create_patch_menu()));
  gtk_container_add(GTK_CONTAINER(menu_bar), GTK_WIDGET(create_plugins_menu()));
  gtk_container_add(GTK_CONTAINER(menu_bar), GTK_WIDGET(create_help_menu()));

  return menu_bar;
}


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

void Patch_registerShortcuts()
{
  command_connect_accelerator("InvertCurveTextureX");
  command_connect_accelerator("InvertCurveTextureY");
  command_connect_accelerator("IncPatchColumn");
  command_connect_accelerator("IncPatchRow");
  command_connect_accelerator("DecPatchColumn");
  command_connect_accelerator("DecPatchRow");
  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(GtkToolbar* toolbar)
{
  toolbar_append_button(toolbar, "Open an existing map", "file_open.bmp", "OpenMap");
  toolbar_append_button(toolbar, "Save the active map", "file_save.bmp", "SaveMap");
}

void RotateFlip_constructToolbar(GtkToolbar* toolbar)
{
  toolbar_append_button(toolbar, "x-axis Flip", "brush_flipx.bmp", "MirrorSelectionX");
  toolbar_append_button(toolbar, "x-axis Rotate", "brush_rotatex.bmp", "RotateSelectionX");
  toolbar_append_button(toolbar, "y-axis Flip", "brush_flipy.bmp", "MirrorSelectionY");
  toolbar_append_button(toolbar, "y-axis Rotate", "brush_rotatey.bmp", "RotateSelectionY");
  toolbar_append_button(toolbar, "z-axis Flip", "brush_flipz.bmp", "MirrorSelectionZ");
  toolbar_append_button(toolbar, "z-axis Rotate", "brush_rotatez.bmp", "RotateSelectionZ");
}

void Select_constructToolbar(GtkToolbar* toolbar)
{
  toolbar_append_button(toolbar, "Select touching", "selection_selecttouching.bmp", "SelectTouching");
  toolbar_append_button(toolbar, "Select inside", "selection_selectinside.bmp", "SelectInside");
}

void CSG_constructToolbar(GtkToolbar* toolbar)
{
  toolbar_append_button(toolbar, "CSG Subtract", "selection_csgsubtract.bmp", "CSGSubtract");
  toolbar_append_button(toolbar, "CSG Merge", "selection_csgmerge.bmp", "CSGMerge");
  toolbar_append_button(toolbar, "Hollow", "selection_makehollow.bmp", "CSGHollow");
}

void ComponentModes_constructToolbar(GtkToolbar* toolbar)
{
  toolbar_append_toggle_button(toolbar, "Select Vertices", "modify_vertices.bmp", "DragVertices");
  toolbar_append_toggle_button(toolbar, "Select Edges", "modify_edges.bmp", "DragEdges");
  toolbar_append_toggle_button(toolbar, "Select Faces", "modify_faces.bmp", "DragFaces");
}

void Clipper_constructToolbar(GtkToolbar* toolbar)
{

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

void XYWnd_constructToolbar(GtkToolbar* toolbar)
{
  toolbar_append_button(toolbar, "Change views", "view_change.bmp", "NextView");
}

void Manipulators_constructToolbar(GtkToolbar* toolbar)
{
  toolbar_append_toggle_button(toolbar, "Translate", "select_mousetranslate.bmp", "MouseTranslate");
  toolbar_append_toggle_button(toolbar, "Rotate", "select_mouserotate.bmp", "MouseRotate");
  toolbar_append_toggle_button(toolbar, "Scale", "select_mousescale.bmp", "MouseScale");
  toolbar_append_toggle_button(toolbar, "Resize", "select_mouseresize.bmp", "MouseDrag");

  Clipper_constructToolbar(toolbar);
}

GtkToolbar* create_main_toolbar(MainFrame::EViewStyle style)
{
  GtkToolbar* toolbar = GTK_TOOLBAR(gtk_toolbar_new());
  gtk_toolbar_set_orientation(toolbar, GTK_ORIENTATION_HORIZONTAL);
  gtk_toolbar_set_style(toolbar, GTK_TOOLBAR_ICONS);

  gtk_widget_show(GTK_WIDGET(toolbar));

  File_constructToolbar(toolbar);

  gtk_toolbar_append_space (GTK_TOOLBAR (toolbar));

  RotateFlip_constructToolbar(toolbar);

  gtk_toolbar_append_space (GTK_TOOLBAR (toolbar));

  Select_constructToolbar(toolbar);

  gtk_toolbar_append_space (GTK_TOOLBAR (toolbar));

  CSG_constructToolbar(toolbar);

  gtk_toolbar_append_space (GTK_TOOLBAR (toolbar));

  ComponentModes_constructToolbar(toolbar);

  if(style == MainFrame::eRegular || style == MainFrame::eRegularLeft || style == MainFrame::eFloating)
  {
    gtk_toolbar_append_space (GTK_TOOLBAR (toolbar));

    XYWnd_constructToolbar(toolbar);
  }

  gtk_toolbar_append_space (GTK_TOOLBAR (toolbar));

  CamWnd_constructToolbar(toolbar);

  gtk_toolbar_append_space (GTK_TOOLBAR (toolbar));

  Manipulators_constructToolbar(toolbar);

  if (g_Layout_enablePatchToolbar.m_value)
  {
    gtk_toolbar_append_space (GTK_TOOLBAR (toolbar));

    Patch_constructToolbar(toolbar);
  }

  gtk_toolbar_append_space (GTK_TOOLBAR (toolbar));

  toolbar_append_toggle_button(toolbar, "Texture Lock", "texture_lock.bmp", "TogTexLock");

  gtk_toolbar_append_space (GTK_TOOLBAR (toolbar));

  GtkButton* g_view_entities_button = toolbar_append_button(toolbar, "Entities", "entities.bmp", "ToggleEntityInspector");
  GtkButton* g_view_console_button = toolbar_append_button(toolbar, "Console", "console.bmp", "ToggleConsole");
  GtkButton* g_view_textures_button = toolbar_append_button(toolbar, "Texture Browser", "texture_browser.bmp", "ToggleTextures");
  // TODO: call light inspector
  //GtkButton* g_view_lightinspector_button = toolbar_append_button(toolbar, "Light Inspector", "lightinspector.bmp", "ToggleLightInspector");

  // disable the console and texture button in the regular layouts
  if(style == MainFrame::eRegular || style == MainFrame::eRegularLeft)
  {
    gtk_widget_set_sensitive(GTK_WIDGET(g_view_console_button), FALSE);
	gtk_widget_set_sensitive(GTK_WIDGET(g_view_textures_button), FALSE);
  }

  return toolbar;
}

GtkWidget* create_main_statusbar(GtkWidget *pStatusLabel[c_count_status])
{
  GtkTable* table = GTK_TABLE(gtk_table_new(1, c_count_status, FALSE));
  gtk_widget_show(GTK_WIDGET(table));

  {
    GtkLabel* label = GTK_LABEL(gtk_label_new ("Label"));
    gtk_misc_set_alignment(GTK_MISC(label), 0, 0.5);
    gtk_misc_set_padding(GTK_MISC(label), 4, 2);
    gtk_widget_show(GTK_WIDGET(label));
    gtk_table_attach_defaults(table, GTK_WIDGET(label), 0, 1, 0, 1);
    pStatusLabel[c_command_status] = GTK_WIDGET(label);
  }

  for(int i = 1; i < c_count_status; ++i)
  {
    GtkFrame* frame = GTK_FRAME(gtk_frame_new(0));
    gtk_widget_show(GTK_WIDGET(frame));
    gtk_table_attach_defaults(table, GTK_WIDGET(frame), i, i + 1, 0, 1);
    gtk_frame_set_shadow_type(frame, GTK_SHADOW_IN);

    GtkLabel* label = GTK_LABEL(gtk_label_new ("Label"));
    gtk_misc_set_alignment(GTK_MISC(label), 0, 0.5);
    gtk_misc_set_padding(GTK_MISC(label), 4, 2);
    gtk_widget_show(GTK_WIDGET(label));
    gtk_container_add(GTK_CONTAINER(frame), GTK_WIDGET(label));
    pStatusLabel[i] = GTK_WIDGET(label);
  }

  return GTK_WIDGET(table);
}

#if 0


WidgetFocusPrinter g_mainframeWidgetFocusPrinter("mainframe");

class WindowFocusPrinter
{
  const char* m_name;

  static gboolean frame_event(GtkWidget *widget, GdkEvent* event, WindowFocusPrinter* self)
  {
    globalOutputStream() << self->m_name << " frame_event\n";
    return FALSE;
  }
  static gboolean keys_changed(GtkWidget *widget, WindowFocusPrinter* self)
  {
    globalOutputStream() << self->m_name << " keys_changed\n";
    return FALSE;
  }
  static gboolean notify(GtkWindow* 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(GtkWindow* toplevel_window)
  {
    g_signal_connect(G_OBJECT(toplevel_window), "notify::has_toplevel_focus", G_CALLBACK(notify), this);
    g_signal_connect(G_OBJECT(toplevel_window), "notify::is_active", G_CALLBACK(notify), this);
    g_signal_connect(G_OBJECT(toplevel_window), "keys_changed", G_CALLBACK(keys_changed), this);
    g_signal_connect(G_OBJECT(toplevel_window), "frame_event", G_CALLBACK(frame_event), this);
  }
};

WindowFocusPrinter g_mainframeFocusPrinter("mainframe");

#endif

class MainWindowActive
{
  static gboolean notify(GtkWindow* window, gpointer dummy, MainWindowActive* self)
  {
    if(g_wait.m_window != 0 && gtk_window_is_active(window) && !GTK_WIDGET_VISIBLE(g_wait.m_window))
    {
      gtk_widget_show(GTK_WIDGET(g_wait.m_window));
    }
    
    return FALSE;
  }
public:
  void connect(GtkWindow* toplevel_window)
  {
    g_signal_connect(G_OBJECT(toplevel_window), "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;

GtkWindow* MainFrame_getWindow()
{
  if(g_pParentWnd == 0)
  {
    return 0;
  }
  return g_pParentWnd->m_window;
}

std::vector<GtkWidget*> g_floating_windows;

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

  for (int n = 0;n < c_count_status;n++)
  {
    m_pStatusLabel[n] = 0;
  }

  m_bSleeping = false;

  Create();
}

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

  gtk_widget_hide(GTK_WIDGET(m_window));

  Shutdown();

  for(std::vector<GtkWidget*>::iterator i = g_floating_windows.begin(); i != g_floating_windows.end(); ++i)
  {
    gtk_widget_destroy(*i);
  }  

  gtk_widget_destroy(GTK_WIDGET(m_window));
}

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
}

#ifdef _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
}


GtkWindow* create_splash()
{
  GtkWindow* window = GTK_WINDOW(gtk_window_new(GTK_WINDOW_TOPLEVEL));
  gtk_window_set_decorated(window, FALSE);
  gtk_window_set_resizable(window, FALSE);
  gtk_window_set_modal(window, TRUE);
  gtk_window_set_default_size(window, -1, -1);
  gtk_window_set_position(window, GTK_WIN_POS_CENTER);
  gtk_container_set_border_width(GTK_CONTAINER(window), 0);

  GtkImage* image = new_local_image("splash.bmp");
  gtk_widget_show(GTK_WIDGET(image));
  gtk_container_add(GTK_CONTAINER(window), GTK_WIDGET(image));

  gtk_widget_set_size_request(GTK_WIDGET(window), -1, -1);
  gtk_widget_show(GTK_WIDGET(window));

  return window;
}

static GtkWindow *splash_screen = 0;

void show_splash()
{
  splash_screen = create_splash();

  process_gui();
}

void hide_splash()
{
  gtk_widget_destroy(GTK_WIDGET(splash_screen));
}

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

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

  return TRUE;
}

void MainFrame::Create()
{
  GtkWindow* window = GTK_WINDOW(gtk_window_new(GTK_WINDOW_TOPLEVEL));

  GlobalWindowObservers_connectTopLevel(window);

  gtk_window_set_transient_for(splash_screen, window);

#if !defined(WIN32)
  {
    GdkPixbuf* pixbuf = pixbuf_new_from_file_with_mask("icon.bmp");
    if(pixbuf != 0)
    {
      gtk_window_set_icon(window, pixbuf);
      gdk_pixbuf_unref(pixbuf);
    }
  }
#endif

  gtk_widget_add_events(GTK_WIDGET(window), GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK | GDK_FOCUS_CHANGE_MASK);
  g_signal_connect(G_OBJECT(window), "delete_event", G_CALLBACK(mainframe_delete), this);

  m_position_tracker.connect(window);

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

  g_MainWindowActive.connect(window);

  GetPlugInMgr().Init(GTK_WIDGET(window));

  GtkWidget* vbox = gtk_vbox_new (FALSE, 0);
  gtk_container_add(GTK_CONTAINER(window), vbox);
  gtk_widget_show(vbox);

  global_accel_connect_window(window);

  m_nCurrentStyle = (EViewStyle)g_Layout_viewStyle.m_value;

  register_shortcuts();

  GtkMenuBar* main_menu = create_main_menu(CurrentStyle());
  gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET(main_menu), FALSE, FALSE, 0);

  GtkToolbar* main_toolbar = create_main_toolbar(CurrentStyle());
  gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET(main_toolbar), FALSE, FALSE, 0);

  GtkToolbar* plugin_toolbar = create_plugin_toolbar();
  if (!g_Layout_enablePluginToolbar.m_value)
  {
    gtk_widget_hide(GTK_WIDGET(plugin_toolbar));
  }
  gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET(plugin_toolbar), FALSE, FALSE, 0);

  GtkWidget* main_statusbar = create_main_statusbar(m_pStatusLabel);
  gtk_box_pack_end(GTK_BOX(vbox), main_statusbar, FALSE, TRUE, 2);

  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"));
  }

#ifdef WIN32
  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;

  gtk_widget_show(GTK_WIDGET(window));

  if (CurrentStyle() == eRegular || CurrentStyle() == eRegularLeft)
  {
    {
      GtkWidget* vsplit = gtk_vpaned_new();
      m_vSplit = vsplit;
      gtk_box_pack_start(GTK_BOX(vbox), vsplit, TRUE, TRUE, 0);
      gtk_widget_show (vsplit);

      // console
      GtkWidget* console_window = Console_constructWindow(window);
      gtk_paned_pack2(GTK_PANED(vsplit), console_window, FALSE, TRUE);

      {
        GtkWidget* hsplit = gtk_hpaned_new();
        gtk_widget_show (hsplit);
        m_hSplit = hsplit;
        gtk_paned_add1(GTK_PANED(vsplit), hsplit);

        // xy
        m_pXYWnd = new XYWnd();
        m_pXYWnd->SetViewType(XY);
        GtkWidget* xy_window = GTK_WIDGET(create_framed_widget(m_pXYWnd->GetWidget()));

        {
          GtkWidget* vsplit2 = gtk_vpaned_new();
          gtk_widget_show(vsplit2);
          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);
          GtkFrame* camera_window = create_framed_widget(CamWnd_getWidget(*m_pCamWnd));

          gtk_paned_add1(GTK_PANED(vsplit2), GTK_WIDGET(camera_window));

          // textures
          GtkFrame* texture_window = create_framed_widget(TextureBrowser_constructWindow(window));

          gtk_paned_add2(GTK_PANED(vsplit2), GTK_WIDGET(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)
  {
    {
      GtkWindow* window = create_persistent_floating_window("Camera", m_window);
      global_accel_connect_window(window);
      g_posCamWnd.connect(window);

      gtk_widget_show(GTK_WIDGET(window));

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

      {
        GtkFrame* frame = create_framed_widget(CamWnd_getWidget(*m_pCamWnd));
        gtk_container_add(GTK_CONTAINER(window), GTK_WIDGET(frame));
      }
      CamWnd_setParent(*m_pCamWnd, window);

      g_floating_windows.push_back(GTK_WIDGET(window));
    }

    {
      GtkWindow* 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);
      

      {
        GtkFrame* frame = create_framed_widget(m_pXYWnd->GetWidget());
        gtk_container_add(GTK_CONTAINER(window), GTK_WIDGET(frame));
      }
      XY_Top_Shown_Construct(window);

      g_floating_windows.push_back(GTK_WIDGET(window));
    }

    {
      GtkWindow* 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);

      {
        GtkFrame* frame = create_framed_widget(m_pXZWnd->GetWidget());
        gtk_container_add(GTK_CONTAINER(window), GTK_WIDGET(frame));
      }

      XZ_Front_Shown_Construct(window);

      g_floating_windows.push_back(GTK_WIDGET(window));
    }

    {
      GtkWindow* 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);

      {
        GtkFrame* frame = create_framed_widget(m_pYZWnd->GetWidget());
        gtk_container_add(GTK_CONTAINER(window), GTK_WIDGET(frame));
      }

      YZ_Side_Shown_Construct(window);

      g_floating_windows.push_back(GTK_WIDGET(window));
    }

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

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

    GtkWidget* camera = CamWnd_getWidget(*m_pCamWnd);

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

    GtkWidget* yz = m_pYZWnd->GetWidget();

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

    GtkWidget* xy = m_pXYWnd->GetWidget();

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

    GtkWidget* xz = m_pXZWnd->GetWidget();

    GtkHPaned* split = create_split_views(camera, yz, xy, xz);
    gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET(split), TRUE, TRUE, 0);

    {      
      GtkFrame* frame = create_framed_widget(TextureBrowser_constructWindow(window));
      g_page_textures = GroupDialog_addPage("Textures", GTK_WIDGET(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, 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(m_window)->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()
{
  gtk_label_set_text(GTK_LABEL(m_pStatusLabel[c_command_status]), m_command_status.c_str());
  gtk_label_set_text(GTK_LABEL(m_pStatusLabel[c_position_status]), m_position_status.c_str());
  gtk_label_set_text(GTK_LABEL(m_pStatusLabel[c_brushcount_status]), m_brushcount_status.c_str());
  gtk_label_set_text(GTK_LABEL(m_pStatusLabel[c_texture_status]), m_texture_status.c_str());
  gtk_label_set_text(GTK_LABEL(m_pStatusLabel[c_grid_status]), m_grid_status.c_str());
}

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 << "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();
  }
}

namespace
{
  GLFont g_font(0, 0);
}

void GlobalGL_sharedContextCreated()
{
  // 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";
  globalOutputStream() << "GL_EXTENSIONS: " << reinterpret_cast<const char*>(glGetString (GL_EXTENSIONS)) << "\n";

  QGL_sharedContextCreated(GlobalOpenGL());

  ShaderCache_extensionsInitialised();

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

  g_font = glfont_create("courier 8");
  GlobalOpenGL().m_font = g_font.getDisplayList();
  GlobalOpenGL().m_fontHeight = g_font.getPixelHeight();
}

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

  QGL_sharedContextDestroyed(GlobalOpenGL());
}


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

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

void Layout_registerPreferencesPage()
{
  PreferencesDialog_addInterfacePage(FreeCaller1<PreferenceGroup&, Layout_constructPage>());
}


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

void MainFrame_Construct()
{
  GlobalCommands_insert("OpenManual", FreeCaller<OpenHelpURL>(), Accelerator(GDK_F1));

  GlobalCommands_insert("Sleep", FreeCaller<thunk_OnSleep>(), Accelerator('P', (GdkModifierType)(GDK_SHIFT_MASK|GDK_CONTROL_MASK)));
  GlobalCommands_insert("NewMap", FreeCaller<NewMap>());
  GlobalCommands_insert("OpenMap", FreeCaller<OpenMap>(), Accelerator('O', (GdkModifierType)GDK_CONTROL_MASK));
  GlobalCommands_insert("ImportMap", FreeCaller<ImportMap>());
  GlobalCommands_insert("SaveMap", FreeCaller<SaveMap>(), Accelerator('S', (GdkModifierType)GDK_CONTROL_MASK));
  GlobalCommands_insert("SaveMapAs", FreeCaller<SaveMapAs>());
  GlobalCommands_insert("SaveSelected", FreeCaller<ExportMap>());
  GlobalCommands_insert("SaveRegion", FreeCaller<SaveRegion>());
  GlobalCommands_insert("RefreshReferences", FreeCaller<RefreshReferences>());
  GlobalCommands_insert("ProjectSettings", FreeCaller<DoProjectSettings>());
  GlobalCommands_insert("CheckForUpdate", FreeCaller<OpenUpdateURL>());
  GlobalCommands_insert("Exit", FreeCaller<Exit>());

  GlobalCommands_insert("Undo", FreeCaller<Undo>(), Accelerator('Z', (GdkModifierType)GDK_CONTROL_MASK));
  GlobalCommands_insert("Redo", FreeCaller<Redo>(), Accelerator('Y', (GdkModifierType)GDK_CONTROL_MASK));
  GlobalCommands_insert("Copy", FreeCaller<Copy>(), Accelerator('C', (GdkModifierType)GDK_CONTROL_MASK));
  GlobalCommands_insert("Paste", FreeCaller<Paste>(), Accelerator('V', (GdkModifierType)GDK_CONTROL_MASK));
  GlobalCommands_insert("PasteToCamera", FreeCaller<PasteToCamera>(), Accelerator('V', (GdkModifierType)GDK_MOD1_MASK));
  GlobalCommands_insert("CloneSelection", FreeCaller<Selection_Clone>(), Accelerator(GDK_space));
  GlobalCommands_insert("DeleteSelection", FreeCaller<deleteSelection>(), Accelerator(GDK_BackSpace));
  GlobalCommands_insert("ParentSelection", FreeCaller<Scene_parentSelected>());
  GlobalCommands_insert("UnSelectSelection", FreeCaller<Selection_Deselect>(), Accelerator(GDK_Escape));
  GlobalCommands_insert("InvertSelection", FreeCaller<Select_Invert>(), Accelerator('I'));
  GlobalCommands_insert("SelectInside", FreeCaller<Select_Inside>());
  GlobalCommands_insert("SelectTouching", FreeCaller<Select_Touching>());
  GlobalCommands_insert("ExpandSelectionToEntities", FreeCaller<Scene_ExpandSelectionToEntities>(), Accelerator('E', (GdkModifierType)(GDK_MOD1_MASK|GDK_CONTROL_MASK)));
  GlobalCommands_insert("Preferences", FreeCaller<PreferencesDialog_showDialog>(), Accelerator('P'));

  GlobalCommands_insert("ToggleConsole", FreeCaller<Console_ToggleShow>(), Accelerator('O'));
  GlobalCommands_insert("ToggleEntityInspector", FreeCaller<EntityInspector_ToggleShow>(), Accelerator('N'));
  GlobalCommands_insert("EntityList", FreeCaller<EntityList_toggleShown>(), Accelerator('L'));

  GlobalCommands_insert("ShowHidden", FreeCaller<Select_ShowAllHidden>(), Accelerator('H', (GdkModifierType)GDK_SHIFT_MASK));
  GlobalCommands_insert("HideSelected", FreeCaller<HideSelected>(), Accelerator('H'));

  GlobalToggles_insert("DragVertices", FreeCaller<SelectVertexMode>(), ToggleItem::AddCallbackCaller(g_vertexMode_button), Accelerator('V'));
  GlobalToggles_insert("DragEdges", FreeCaller<SelectEdgeMode>(), ToggleItem::AddCallbackCaller(g_edgeMode_button), Accelerator('E'));
  GlobalToggles_insert("DragFaces", FreeCaller<SelectFaceMode>(), ToggleItem::AddCallbackCaller(g_faceMode_button), Accelerator('F'));

  GlobalCommands_insert("MirrorSelectionX", FreeCaller<Selection_Flipx>());
  GlobalCommands_insert("RotateSelectionX", FreeCaller<Selection_Rotatex>());
  GlobalCommands_insert("MirrorSelectionY", FreeCaller<Selection_Flipy>());
  GlobalCommands_insert("RotateSelectionY", FreeCaller<Selection_Rotatey>());
  GlobalCommands_insert("MirrorSelectionZ", FreeCaller<Selection_Flipz>());
  GlobalCommands_insert("RotateSelectionZ", FreeCaller<Selection_Rotatez>());

  GlobalCommands_insert("ArbitraryRotation", FreeCaller<DoRotateDlg>());
  GlobalCommands_insert("ArbitraryScale", FreeCaller<DoScaleDlg>());

  GlobalCommands_insert("BuildMenuCustomize", FreeCaller<DoBuildMenu>());

  GlobalCommands_insert("FindBrush", FreeCaller<DoFind>());

  GlobalCommands_insert("MapInfo", FreeCaller<DoMapInfo>(), Accelerator('M'));


  GlobalToggles_insert("ToggleClipper", FreeCaller<ClipperMode>(), ToggleItem::AddCallbackCaller(g_clipper_button), Accelerator('X'));

  GlobalToggles_insert("MouseTranslate", FreeCaller<TranslateMode>(), ToggleItem::AddCallbackCaller(g_translatemode_button), Accelerator('W'));
  GlobalToggles_insert("MouseRotate", FreeCaller<RotateMode>(), ToggleItem::AddCallbackCaller(g_rotatemode_button), Accelerator('R'));
  GlobalToggles_insert("MouseScale", FreeCaller<ScaleMode>(), ToggleItem::AddCallbackCaller(g_scalemode_button));
  GlobalToggles_insert("MouseDrag", FreeCaller<DragMode>(), ToggleItem::AddCallbackCaller(g_dragmode_button), Accelerator('Q'));

  GlobalCommands_insert("ColorSchemeOriginal", FreeCaller<ColorScheme_Original>());
  GlobalCommands_insert("ColorSchemeQER", FreeCaller<ColorScheme_QER>());
  GlobalCommands_insert("ColorSchemeBlackAndGreen", FreeCaller<ColorScheme_Black>());
  GlobalCommands_insert("ColorSchemeYdnar", FreeCaller<ColorScheme_Ydnar>());
  GlobalCommands_insert("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", FreeCaller<CSG_Subtract>(), Accelerator('U', (GdkModifierType)GDK_SHIFT_MASK));
  GlobalCommands_insert("CSGMerge", FreeCaller<CSG_Merge>(), Accelerator('U', (GdkModifierType)GDK_CONTROL_MASK));
  GlobalCommands_insert("CSGHollow", FreeCaller<CSG_MakeHollow>());

  Grid_registerCommands();

  GlobalCommands_insert("SnapToGrid", FreeCaller<Selection_SnapToGrid>(), Accelerator('G', (GdkModifierType)GDK_CONTROL_MASK));

  GlobalCommands_insert("SelectAllOfType", FreeCaller<Select_AllOfType>(), Accelerator('A', (GdkModifierType)GDK_SHIFT_MASK));

  GlobalCommands_insert("TexRotateClock", FreeCaller<Texdef_RotateClockwise>(), Accelerator(GDK_Next, (GdkModifierType)GDK_SHIFT_MASK));
  GlobalCommands_insert("TexRotateCounter", FreeCaller<Texdef_RotateAntiClockwise>(), Accelerator(GDK_Prior, (GdkModifierType)GDK_SHIFT_MASK));
  GlobalCommands_insert("TexScaleUp", FreeCaller<Texdef_ScaleUp>(), Accelerator(GDK_Up, (GdkModifierType)GDK_CONTROL_MASK));
  GlobalCommands_insert("TexScaleDown", FreeCaller<Texdef_ScaleDown>(), Accelerator(GDK_Down, (GdkModifierType)GDK_CONTROL_MASK));
  GlobalCommands_insert("TexScaleLeft", FreeCaller<Texdef_ScaleLeft>(), Accelerator(GDK_Left, (GdkModifierType)GDK_CONTROL_MASK));
  GlobalCommands_insert("TexScaleRight", FreeCaller<Texdef_ScaleRight>(), Accelerator(GDK_Right, (GdkModifierType)GDK_CONTROL_MASK));
  GlobalCommands_insert("TexShiftUp", FreeCaller<Texdef_ShiftUp>(), Accelerator(GDK_Up, (GdkModifierType)GDK_SHIFT_MASK));
  GlobalCommands_insert("TexShiftDown", FreeCaller<Texdef_ShiftDown>(), Accelerator(GDK_Down, (GdkModifierType)GDK_SHIFT_MASK));
  GlobalCommands_insert("TexShiftLeft", FreeCaller<Texdef_ShiftLeft>(), Accelerator(GDK_Left, (GdkModifierType)GDK_SHIFT_MASK));
  GlobalCommands_insert("TexShiftRight", FreeCaller<Texdef_ShiftRight>(), Accelerator(GDK_Right, (GdkModifierType)GDK_SHIFT_MASK));

  GlobalCommands_insert("MoveSelectionDOWN", FreeCaller<Selection_MoveDown>(), Accelerator(GDK_KP_Subtract));
  GlobalCommands_insert("MoveSelectionUP", FreeCaller<Selection_MoveUp>(), Accelerator(GDK_KP_Add));

  GlobalCommands_insert("SelectNudgeLeft", FreeCaller<Selection_NudgeLeft>(), Accelerator(GDK_Left, (GdkModifierType)GDK_MOD1_MASK));
  GlobalCommands_insert("SelectNudgeRight", FreeCaller<Selection_NudgeRight>(), Accelerator(GDK_Right, (GdkModifierType)GDK_MOD1_MASK));
  GlobalCommands_insert("SelectNudgeUp", FreeCaller<Selection_NudgeUp>(), Accelerator(GDK_Up, (GdkModifierType)GDK_MOD1_MASK));
  GlobalCommands_insert("SelectNudgeDown", FreeCaller<Selection_NudgeDown>(), Accelerator(GDK_Down, (GdkModifierType)GDK_MOD1_MASK));

  Patch_registerCommands();
  XYShow_registerCommands();

  typedef FreeCaller1<const Selectable&, ComponentMode_SelectionChanged> ComponentModeSelectionChangedCaller;
  GlobalSelectionSystem().addSelectionChangeCallback(ComponentModeSelectionChangedCaller());

  GlobalPreferenceSystem().registerPreference("DetachableMenus", BoolImportStringCaller(g_Layout_enableDetachableMenus.m_latched), BoolExportStringCaller(g_Layout_enableDetachableMenus.m_latched));
  GlobalPreferenceSystem().registerPreference("PatchToolBar", BoolImportStringCaller(g_Layout_enablePatchToolbar.m_latched), BoolExportStringCaller(g_Layout_enablePatchToolbar.m_latched));
  GlobalPreferenceSystem().registerPreference("PluginToolBar", BoolImportStringCaller(g_Layout_enablePluginToolbar.m_latched), BoolExportStringCaller(g_Layout_enablePluginToolbar.m_latched));
  GlobalPreferenceSystem().registerPreference("QE4StyleWindows", IntImportStringCaller(g_Layout_viewStyle.m_latched), IntExportStringCaller(g_Layout_viewStyle.m_latched));
  GlobalPreferenceSystem().registerPreference("XYHeight", IntImportStringCaller(g_layout_globals.nXYHeight), IntExportStringCaller(g_layout_globals.nXYHeight));
  GlobalPreferenceSystem().registerPreference("XYWidth", IntImportStringCaller(g_layout_globals.nXYWidth), IntExportStringCaller(g_layout_globals.nXYWidth));
  GlobalPreferenceSystem().registerPreference("CamWidth", IntImportStringCaller(g_layout_globals.nCamWidth), IntExportStringCaller(g_layout_globals.nCamWidth));
  GlobalPreferenceSystem().registerPreference("CamHeight", IntImportStringCaller(g_layout_globals.nCamHeight), IntExportStringCaller(g_layout_globals.nCamHeight));

  GlobalPreferenceSystem().registerPreference("State", IntImportStringCaller(g_layout_globals.nState), IntExportStringCaller(g_layout_globals.nState));
  GlobalPreferenceSystem().registerPreference("PositionX", IntImportStringCaller(g_layout_globals.m_position.x), IntExportStringCaller(g_layout_globals.m_position.x));
  GlobalPreferenceSystem().registerPreference("PositionY", IntImportStringCaller(g_layout_globals.m_position.y), IntExportStringCaller(g_layout_globals.m_position.y));
  GlobalPreferenceSystem().registerPreference("Width", IntImportStringCaller(g_layout_globals.m_position.w), IntExportStringCaller(g_layout_globals.m_position.w));
  GlobalPreferenceSystem().registerPreference("Height", IntImportStringCaller(g_layout_globals.m_position.h), IntExportStringCaller(g_layout_globals.m_position.h));

  GlobalPreferenceSystem().registerPreference("CamWnd", WindowPositionTrackerImportStringCaller(g_posCamWnd), WindowPositionTrackerExportStringCaller(g_posCamWnd));
  GlobalPreferenceSystem().registerPreference("XYWnd", WindowPositionTrackerImportStringCaller(g_posXYWnd), WindowPositionTrackerExportStringCaller(g_posXYWnd));
  GlobalPreferenceSystem().registerPreference("YZWnd", WindowPositionTrackerImportStringCaller(g_posYZWnd), WindowPositionTrackerExportStringCaller(g_posYZWnd));
  GlobalPreferenceSystem().registerPreference("XZWnd", WindowPositionTrackerImportStringCaller(g_posXZWnd), WindowPositionTrackerExportStringCaller(g_posXZWnd));

  {
    const char* ENGINEPATH_ATTRIBUTE =
#if defined(WIN32)
      "enginepath_win32"
#elif defined(__linux__) || defined (__FreeBSD__)
      "enginepath_linux"
#elif defined(__APPLE__)
      "enginepath_macos"
#else
#error "unknown platform"
#endif
    ;
    StringOutputStream path(256);
    path << DirectoryCleaned(g_pGameDescription->getRequiredKeyValue(ENGINEPATH_ATTRIBUTE));
    g_strEnginePath = path.c_str();
  }

  GlobalPreferenceSystem().registerPreference("EnginePath", CopiedStringImportStringCaller(g_strEnginePath), CopiedStringExportStringCaller(g_strEnginePath));

  g_Layout_viewStyle.useLatched();
  g_Layout_enableDetachableMenus.useLatched();
  g_Layout_enablePatchToolbar.useLatched();
  g_Layout_enablePluginToolbar.useLatched();

  Layout_registerPreferencesPage();
  Paths_registerPreferencesPage();

  g_brushCount.setCountChangedCallback(FreeCaller<QE_brushCountChanged>());
  g_entityCount.setCountChangedCallback(FreeCaller<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());
  g_brushCount.setCountChangedCallback(Callback());
}


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

void GLWindow_Destroy()
{
}