]> git.xonotic.org Git - xonotic/netradiant.git/commitdiff
Merge commit 'b243946c9ffd022cd5d82f2cf474ebfb125929b9' into master-merge
authorThomas Debesse <dev@illwieckz.net>
Mon, 20 Jun 2022 02:44:41 +0000 (04:44 +0200)
committerThomas Debesse <dev@illwieckz.net>
Mon, 20 Jun 2022 02:44:41 +0000 (04:44 +0200)
1  2 
radiant/mainframe.cpp
radiant/plugintoolbar.cpp
radiant/texwindow.cpp
tools/quake3/common/vfs.c

diff --combined radiant/mainframe.cpp
index 7bb9b5900109feae58a0037713b812cce6e95aec,93edac9ae9e6f9d95112a37bbd80a0e48d77cfac..f87f4725bbd5ad5ad9cd462b9661d57d8373e0fe
  #include "referencecache.h"
  #include "texwindow.h"
  
 +#if GDEF_OS_WINDOWS
 +#include <process.h>
 +#else
 +#include <spawn.h>
 +#endif
 +
 +#ifdef WORKAROUND_WINDOWS_GTK2_GLWIDGET
 +/* workaround for gtk 2.24 issue: not displayed glwidget after toggle */
 +#define WORKAROUND_GOBJECT_SET_GLWIDGET(window, widget) g_object_set_data( G_OBJECT( window ), "glwidget", G_OBJECT( widget ) )
 +#else
 +#define WORKAROUND_GOBJECT_SET_GLWIDGET(window, widget)
 +#endif
  
  struct layout_globals_t
  {
@@@ -167,8 -155,6 +167,8 @@@ void VFS_Refresh()
        RefreshReferences();
        // also refresh texture browser
        TextureBrowser_RefreshShaders();
 +      // also show textures (all or common)
 +      TextureBrowser_ShowStartupShaders( GlobalTextureBrowser() );
  }
  
  void VFS_Restart(){
@@@ -227,7 -213,9 +227,7 @@@ void HomePaths_Realise()
                        }
                        path.clear();
                        path << DirectoryCleaned( g_get_home_dir() ) << prefix << "/";
 -#endif
 -
 -#if GDEF_OS_WINDOWS
 +#elif GDEF_OS_WINDOWS
                        TCHAR mydocsdir[MAX_PATH + 1];
                        wchar_t *mydocsdirw;
                        HMODULE shfolder = LoadLibrary( "shfolder.dll" );
                                        break;
                                }
                        }
 -#endif
 -
 -#if GDEF_OS_POSIX
 +#elif GDEF_OS_XDG
 +                      path.clear();
 +                      path << DirectoryCleaned( g_get_user_data_dir() ) << ( prefix + 1 ) << "/";
 +                      if ( file_exists( path.c_str() ) && file_is_directory( path.c_str() ) ) {
 +                              g_qeglobals.m_userEnginePath = path.c_str();
 +                              break;
 +                      }
 +                      else {
                        path.clear();
                        path << DirectoryCleaned( g_get_home_dir() ) << prefix << "/";
                        g_qeglobals.m_userEnginePath = path.c_str();
                        break;
 +                      }
  #endif
                }
  
@@@ -452,32 -434,14 +452,32 @@@ void setPakPath( int num, const char* p
  }
  
  
 -// App Path
 +// executable file path (full path)
 +CopiedString g_strAppFilePath;
  
 -CopiedString g_strAppPath;                 ///< holds the full path of the executable
 +// directory paths
 +CopiedString g_strAppPath; 
 +CopiedString g_strLibPath;
 +CopiedString g_strDataPath;
 +
 +const char* AppFilePath_get(){
 +      return g_strAppFilePath.c_str();
 +}
  
  const char* AppPath_get(){
        return g_strAppPath.c_str();
  }
  
 +const char *LibPath_get()
 +{
 +    return g_strLibPath.c_str();
 +}
 +
 +const char *DataPath_get()
 +{
 +    return g_strDataPath.c_str();
 +}
 +
  /// the path to the local rc-dir
  const char* LocalRcPath_get( void ){
        static CopiedString rc_path;
@@@ -576,28 -540,39 +576,28 @@@ struct PakPath4 
  bool g_disableEnginePath = false;
  bool g_disableHomePath = false;
  
 -void Paths_constructPreferences( PreferencesPage& page ){
 +void Paths_constructBasicPreferences(  PreferencesPage& page ) {
        page.appendPathEntry( "Engine Path", true, make_property<EnginePath>(g_strEnginePath) );
 +}
  
 -      page.appendCheckBox(
 -              "", "Do not use Engine Path",
 -              g_disableEnginePath
 -                                                );
 +void Paths_constructPreferences( PreferencesPage& page ){
 +      Paths_constructBasicPreferences( page );
  
 -      page.appendCheckBox(
 -              "", "Do not use Home Path",
 -              g_disableHomePath
 -              );
 +      page.appendSpacer( 4 );
 +      page.appendLabel( "", "Advanced options" );
 +      page.appendCheckBox( "", "Do not use Engine Path", g_disableEnginePath );
 +      page.appendCheckBox( "", "Do not use Home Path", g_disableHomePath );
  
 -      for ( int i = 0; i < g_pakPathCount; i++ ) {
 -              std::string label = "Pak Path " + std::to_string(i);
 -              switch (i) {
 -                      case 0:
 -                      page.appendPathEntry( label.c_str(), true, make_property<PakPath0>( g_strPakPath[i] ) );
 -                      break;
 -                      case 1:
 -                      page.appendPathEntry( label.c_str(), true, make_property<PakPath1>( g_strPakPath[i] ) );
 -                      break;
 -                      case 2:
 -                      page.appendPathEntry( label.c_str(), true, make_property<PakPath2>( g_strPakPath[i] ) );
 -                      break;
 -                      case 3:
 -                      page.appendPathEntry( label.c_str(), true, make_property<PakPath3>( g_strPakPath[i] ) );
 -                      break;
 -                      case 4:
 -                      page.appendPathEntry( label.c_str(), true, make_property<PakPath4>( g_strPakPath[i] ) );
 -                      break;
 -}
 -      }
 +      page.appendSpacer( 4 );
 +      page.appendLabel( "", "Only a very few games support Pak Paths," );
 +      page.appendLabel( "", "if you don't know what it is, leave this blank." );
 +
 +      const char *label = "Pak Path ";
 +      page.appendPathEntry( label, true, make_property<PakPath0>( g_strPakPath[0] ) );
 +      page.appendPathEntry( label, true, make_property<PakPath1>( g_strPakPath[1] ) );
 +      page.appendPathEntry( label, true, make_property<PakPath2>( g_strPakPath[2] ) );
 +      page.appendPathEntry( label, true, make_property<PakPath3>( g_strPakPath[3] ) );
 +      page.appendPathEntry( label, true, make_property<PakPath4>( g_strPakPath[4] ) );
  }
  
  void Paths_constructPage( PreferenceGroup& group ){
@@@ -614,14 -589,14 +614,14 @@@ class PathsDialog : public Dialo
  {
  public:
  ui::Window BuildDialog(){
 -      auto frame = create_dialog_frame( "Path settings", ui::Shadow::ETCHED_IN );
 +      auto frame = create_dialog_frame( "Path Settings", ui::Shadow::ETCHED_IN );
  
        auto vbox2 = create_dialog_vbox( 0, 4 );
        frame.add(vbox2);
  
        {
 -              PreferencesPage preferencesPage( *this, vbox2 );
 -              Paths_constructPreferences( preferencesPage );
 +              PreferencesPage page( *this, vbox2 );
 +              Paths_constructBasicPreferences( page );
        }
  
        return ui::Window(create_simple_modal_dialog_window( "Engine Path Not Found", m_modal, frame ));
@@@ -780,7 -755,7 +780,7 @@@ void Radiant_detachGameToolsPathObserve
  void Radiant_Initialise(){
        GlobalModuleServer_Initialise();
  
 -      Radiant_loadModulesFromRoot( AppPath_get() );
 +      Radiant_loadModulesFromRoot( LibPath_get() );
  
        Preferences_Load();
  
@@@ -809,7 -784,7 +809,7 @@@ void Radiant_Shutdown()
  }
  
  void Exit(){
 -      if ( ConfirmModified( "Exit Radiant" ) ) {
 +      if ( ConfirmModified( "Exit " RADIANT_NAME ) ) {
                gtk_main_quit();
        }
  }
@@@ -970,53 -945,6 +970,53 @@@ void ColorScheme_Ydnar()
        XY_UpdateAllWindows();
  }
  
 +/* color scheme to fit the GTK Adwaita Dark theme */
 +void ColorScheme_AdwaitaDark()
 +{
 +      // SI_Colors0
 +      // GlobalTextureBrowser().color_textureback
 +      TextureBrowser_setBackgroundColour(GlobalTextureBrowser(), Vector3(0.25f, 0.25f, 0.25f));
 +
 +      // SI_Colors4
 +      g_camwindow_globals.color_cameraback = Vector3(0.25f, 0.25f, 0.25f);
 +      // SI_Colors12
 +      g_camwindow_globals.color_selbrushes3d = Vector3(1.0f, 0.0f, 0.0f);
 +      CamWnd_Update(*g_pParentWnd->GetCamWnd());
 +
 +      // SI_Colors1
 +      g_xywindow_globals.color_gridback = Vector3(0.25f, 0.25f, 0.25f);
 +      // SI_Colors2
 +      g_xywindow_globals.color_gridminor = Vector3(0.21f, 0.23f, 0.23f);
 +      // SI_Colors3
 +      g_xywindow_globals.color_gridmajor = Vector3(0.14f, 0.15f, 0.15f);
 +      // SI_Colors14
 +      g_xywindow_globals.color_gridmajor_alt = Vector3(1.0f, 0.0f, 0.0f);
 +      // SI_Colors6
 +      g_xywindow_globals.color_gridblock = Vector3(1.0f, 1.0f, 1.0f);
 +      // SI_Colors7
 +      g_xywindow_globals.color_gridtext = Vector3(0.0f, 0.0f, 0.0f);
 +      // ??
 +      g_xywindow_globals.color_selbrushes = Vector3(1.0f, 0.0f, 0.0f);
 +      // ??
 +      g_xywindow_globals.color_clipper = Vector3(0.0f, 0.0f, 1.0f);
 +      // SI_Colors8
 +      g_xywindow_globals.color_brushes = Vector3(0.73f, 0.73f, 0.73f);
 +
 +      // SI_AxisColors0
 +      g_xywindow_globals.AxisColorX = Vector3(1.0f, 0.0f, 0.0f);
 +      // SI_AxisColors1
 +      g_xywindow_globals.AxisColorY = Vector3(0.0f, 1.0f, 0.0f);
 +      // SI_AxisColors2
 +      g_xywindow_globals.AxisColorZ = Vector3(0.0f, 0.0f, 1.0f);
 +      SetWorldspawnColour(g_xywindow_globals.color_brushes);
 +      // ??
 +      g_xywindow_globals.color_viewname = Vector3(0.5f, 0.0f, 0.75f);
 +      XY_UpdateAllWindows();
 +
 +      // SI_Colors5
 +      // g_entity_globals.color_entity = Vector3(0.0f, 0.0f, 0.0f);
 +}
 +
  typedef Callback<void(Vector3&)> GetColourCallback;
  typedef Callback<void(const Vector3&)> SetColourCallback;
  
@@@ -1134,7 -1062,6 +1134,7 @@@ ui::MenuItem create_colours_menu()
        create_menu_item_with_mnemonic( menu_3, "Q3Radiant Original", "ColorSchemeQER" );
        create_menu_item_with_mnemonic( menu_3, "Black and Green", "ColorSchemeBlackAndGreen" );
        create_menu_item_with_mnemonic( menu_3, "Maya/Max/Lightwave Emulation", "ColorSchemeYdnar" );
 +      create_menu_item_with_mnemonic(menu_3, "Adwaita Dark", "ColorSchemeAdwaitaDark");
  
        menu_separator( menu_in_menu );
  
@@@ -1808,11 -1735,9 +1808,11 @@@ void Selection_SnapToGrid()
  
  
  static gint qe_every_second( gpointer data ){
 -      GdkModifierType mask;
 +      if (g_pParentWnd == nullptr)
 +              return TRUE;
  
 -      gdk_window_get_pointer( 0, 0, 0, &mask );
 +      GdkModifierType mask;
 +      gdk_window_get_pointer( gtk_widget_get_window(g_pParentWnd->m_window), nullptr, nullptr, &mask );
  
        if ( ( mask & ( GDK_BUTTON1_MASK | GDK_BUTTON2_MASK | GDK_BUTTON3_MASK ) ) == 0 ) {
                QE_CheckAutoSave();
@@@ -1924,18 -1849,15 +1924,18 @@@ void ScreenUpdates_Disable( const char
                bool isActiveApp = MainFrame_isActiveApp();
  
                g_wait = create_wait_dialog( title, message );
 -              gtk_grab_add( g_wait.m_window  );
  
                if ( isActiveApp ) {
                        g_wait.m_window.show();
 +                      gtk_grab_add( g_wait.m_window  );
                        ScreenUpdates_process();
                }
        }
        else if ( g_wait.m_window.visible() ) {
                g_wait.m_label.text(message);
 +              if ( GTK_IS_WINDOW(g_wait.m_window) ) {
 +                      gtk_grab_add(g_wait.m_window);
 +              }
                ScreenUpdates_process();
        }
        g_wait_stack.push_back( message );
@@@ -2162,9 -2084,6 +2162,9 @@@ ui::MenuItem create_view_menu( MainFram
                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, "Decrease FOV", "FOVDec" );
 +              create_menu_item_with_mnemonic( camera_menu, "Increase FOV", "FOVInc" );
 +              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 );
@@@ -2414,7 -2333,7 +2414,7 @@@ ui::MenuItem create_help_menu()
  
        create_menu_item_with_mnemonic( menu, "Bug report", makeCallbackF(OpenBugReportURL) );
        create_menu_item_with_mnemonic( menu, "Shortcuts list", makeCallbackF(DoCommandListDlg) );
 -      create_menu_item_with_mnemonic( menu, "_About", makeCallbackF(DoAbout) );
 +      create_menu_item_with_mnemonic( menu, "_About...", makeCallbackF(DoAbout) );
  
        return help_menu_item;
  }
@@@ -2795,14 -2714,10 +2795,14 @@@ MainFrame::~MainFrame()
  
        for ( std::vector<ui::Widget>::iterator i = g_floating_windows.begin(); i != g_floating_windows.end(); ++i )
        {
 +#ifndef WORKAROUND_MACOS_GTK2_DESTROY
                i->destroy();
 +#endif
        }
  
 +#ifndef WORKAROUND_MACOS_GTK2_DESTROY
        m_window.destroy();
 +#endif
  }
  
  void MainFrame::SetActiveXY( XYWnd* p ){
@@@ -2959,16 -2874,13 +2959,16 @@@ WindowPositionTracker g_posXZWnd
  WindowPositionTracker g_posYZWnd;
  
  static gint mainframe_delete( ui::Widget widget, GdkEvent *event, gpointer data ){
 -      if ( ConfirmModified( "Exit Radiant" ) ) {
 +      if ( ConfirmModified( "Exit " RADIANT_NAME ) ) {
                gtk_main_quit();
        }
  
        return TRUE;
  }
  
 +PanedState g_single_hpaned = { 0.75f, -1, };
 +PanedState g_single_vpaned = { 0.75f, -1, };
 +
  void MainFrame::Create(){
        ui::Window window = ui::Window( ui::window_type::TOP );
  
      auto main_toolbar = create_main_toolbar( CurrentStyle() );
        vbox.pack_start( main_toolbar, FALSE, FALSE, 0 );
  
-       auto plugin_toolbar = create_plugin_toolbar();
-       if ( !g_Layout_enablePluginToolbar.m_value ) {
-               plugin_toolbar.hide();
-       }
-       if ( g_Layout_enableFilterToolbar.m_value ) {
-               auto space = [&]() {
-                       auto btn = gtk_separator_tool_item_new();
-                               gtk_widget_show(GTK_WIDGET(btn));
-                               gtk_container_add(GTK_CONTAINER(plugin_toolbar), GTK_WIDGET(btn));
-               };
-               space();
-               toolbar_append_toggle_button( plugin_toolbar, "World (ALT + 1)", "f-world.bmp", "FilterWorldBrushes" );
-               toolbar_append_toggle_button( plugin_toolbar, "Details (CTRL + D)", "f-details.bmp", "FilterDetails" );
-               toolbar_append_toggle_button( plugin_toolbar, "Structural (CTRL + SHIFT + D)", "f-structural.bmp", "FilterStructural" );
-               toolbar_append_toggle_button( plugin_toolbar, "Patches (CTRL + P)", "patch_wireframe.png", "FilterPatches" );
-               space();
-               toolbar_append_toggle_button( plugin_toolbar, "Areaportals (ALT + 3)", "f-areaportal.bmp", "FilterAreaportals" );
-               toolbar_append_toggle_button( plugin_toolbar, "Translucent (ALT + 4)", "f-translucent.bmp", "FilterTranslucent" );
-               toolbar_append_toggle_button( plugin_toolbar, "Liquids (ALT + 5)", "f-liquids.bmp", "FilterLiquids" );
-               toolbar_append_toggle_button( plugin_toolbar, "Caulk (ALT + 6)", "f-caulk.bmp", "FilterCaulk" );
-               toolbar_append_toggle_button( plugin_toolbar, "Clips (ALT + 7)", "f-clip.bmp", "FilterClips" );
-               toolbar_append_toggle_button( plugin_toolbar, "HintsSkips (CTRL + H)", "f-hint.bmp", "FilterHintsSkips" );
-               //toolbar_append_toggle_button( plugin_toolbar, "Paths (ALT + 8)", "texture_lock.bmp", "FilterPaths" );
-               space();
-               toolbar_append_toggle_button( plugin_toolbar, "Entities (ALT + 2)", "f-entities.bmp", "FilterEntities" );
-               toolbar_append_toggle_button( plugin_toolbar, "Lights (ALT + 0)", "lightinspector.png", "FilterLights" );
-               toolbar_append_toggle_button( plugin_toolbar, "Models (SHIFT + M)", "f-models.bmp", "FilterModels" );
-               toolbar_append_toggle_button( plugin_toolbar, "Triggers (CTRL + SHIFT + T)", "f-triggers.bmp", "FilterTriggers" );
- //            toolbar_append_toggle_button( plugin_toolbar, "Decals (SHIFT + D)", "f-decals.bmp", "FilterDecals" );
-               space();
-               toolbar_append_button( plugin_toolbar, "InvertFilters", "f-invert.bmp", "InvertFilters" );
-               toolbar_append_button( plugin_toolbar, "ResetFilters", "f-reset.bmp", "ResetFilters" );
+       if ( g_Layout_enablePluginToolbar.m_value || g_Layout_enableFilterToolbar.m_value ){
+               auto PFbox = ui::HBox( FALSE, 3 );
+               vbox.pack_start( PFbox, FALSE, FALSE, 0 );
+               PFbox.show();
+               if ( g_Layout_enablePluginToolbar.m_value ){
+                       auto plugin_toolbar = create_plugin_toolbar();
+                       if ( g_Layout_enableFilterToolbar.m_value ){
+                               PFbox.pack_start( plugin_toolbar, FALSE, FALSE, 0 );
+                       }
+                       else{
+                               PFbox.pack_start( plugin_toolbar, TRUE, TRUE, 0 );
+                       }
+               }
+               if ( g_Layout_enableFilterToolbar.m_value ){
+                       auto filter_toolbar = create_filter_toolbar();
+                       filter_toolbar.show();
+                       auto space = [&]() {
+                               auto btn = gtk_separator_tool_item_new();
+                                       gtk_widget_show(GTK_WIDGET(btn));
+                                       gtk_container_add(GTK_CONTAINER(filter_toolbar), GTK_WIDGET(btn));
+                       };
+                       toolbar_append_toggle_button( filter_toolbar, "World (ALT + 1)", "f-world.bmp", "FilterWorldBrushes" );
+                       toolbar_append_toggle_button( filter_toolbar, "Details (CTRL + D)", "f-details.bmp", "FilterDetails" );
+                       toolbar_append_toggle_button( filter_toolbar, "Structural (CTRL + SHIFT + D)", "f-structural.bmp", "FilterStructural" );
+                       toolbar_append_toggle_button( filter_toolbar, "Patches (CTRL + P)", "patch_wireframe.png", "FilterPatches" );
+                       space();
+                       toolbar_append_toggle_button( filter_toolbar, "Areaportals (ALT + 3)", "f-areaportal.bmp", "FilterAreaportals" );
+                       toolbar_append_toggle_button( filter_toolbar, "Translucent (ALT + 4)", "f-translucent.bmp", "FilterTranslucent" );
+                       toolbar_append_toggle_button( filter_toolbar, "Liquids (ALT + 5)", "f-liquids.bmp", "FilterLiquids" );
+                       toolbar_append_toggle_button( filter_toolbar, "Caulk (ALT + 6)", "f-caulk.bmp", "FilterCaulk" );
+                       toolbar_append_toggle_button( filter_toolbar, "Clips (ALT + 7)", "f-clip.bmp", "FilterClips" );
+                       toolbar_append_toggle_button( filter_toolbar, "HintsSkips (CTRL + H)", "f-hint.bmp", "FilterHintsSkips" );
+                       //toolbar_append_toggle_button( filter_toolbar, "Paths (ALT + 8)", "texture_lock.bmp", "FilterPaths" );
+                       space();
+                       toolbar_append_toggle_button( filter_toolbar, "Entities (ALT + 2)", "f-entities.bmp", "FilterEntities" );
+                       toolbar_append_toggle_button( filter_toolbar, "Lights (ALT + 0)", "lightinspector.png", "FilterLights" );
+                       toolbar_append_toggle_button( filter_toolbar, "Models (SHIFT + M)", "f-models.bmp", "FilterModels" );
+                       toolbar_append_toggle_button( filter_toolbar, "Triggers (CTRL + SHIFT + T)", "f-triggers.bmp", "FilterTriggers" );
+                       //toolbar_append_toggle_button( filter_toolbar, "Decals (SHIFT + D)", "f-decals.bmp", "FilterDecals" );
+                       space();
+                       toolbar_append_button( filter_toolbar, "InvertFilters", "f-invert.bmp", "InvertFilters" );
+                       toolbar_append_button( filter_toolbar, "ResetFilters", "f-reset.bmp", "ResetFilters" );
+                       PFbox.pack_start( filter_toolbar, FALSE, FALSE, 0 );
+               }
        }
-       vbox.pack_start( plugin_toolbar, FALSE, FALSE, 0 );
  
        ui::Widget main_statusbar = create_main_statusbar(reinterpret_cast<ui::Widget *>(m_pStatusLabel));
        vbox.pack_end(main_statusbar, FALSE, TRUE, 2);
  
        window.show();
  
 -      if ( CurrentStyle() == eRegular || CurrentStyle() == eRegularLeft ) {
 +      if ( CurrentStyle() == eRegular || CurrentStyle() == eRegularLeft )
 +      {
                {
                        ui::Widget hsplit = ui::HPaned(ui::New);
                        m_vSplit = hsplit;
  
                gtk_paned_set_position( GTK_PANED( m_vSplit2 ), g_layout_globals.nCamHeight );
        }
 -      else if ( CurrentStyle() == eFloating ) {
 +      else if ( CurrentStyle() == eFloating )
 +      {
                {
                        ui::Window window = ui::Window(create_persistent_floating_window( "Camera", m_window ));
                        global_accel_connect_window( window );
                        }
                        CamWnd_setParent( *m_pCamWnd, window );
  
 +                      WORKAROUND_GOBJECT_SET_GLWIDGET( window, CamWnd_getWidget( *m_pCamWnd ) );
 +
                        g_floating_windows.push_back( window );
                }
  
                        }
                        XY_Top_Shown_Construct( window );
  
 +                      WORKAROUND_GOBJECT_SET_GLWIDGET( window, m_pXYWnd->GetWidget() );
 +
                        g_floating_windows.push_back( window );
                }
  
  
                        XZ_Front_Shown_Construct( window );
  
 +                      WORKAROUND_GOBJECT_SET_GLWIDGET( window, m_pXZWnd->GetWidget() );
 +
                        g_floating_windows.push_back( window );
                }
  
  
                        YZ_Side_Shown_Construct( window );
  
 +                      WORKAROUND_GOBJECT_SET_GLWIDGET( window, m_pYZWnd->GetWidget() );
 +
                        g_floating_windows.push_back( window );
                }
  
                {
                        auto frame = create_framed_widget( TextureBrowser_constructWindow( GroupDialog_getWindow() ) );
                        g_page_textures = GroupDialog_addPage( "Textures", frame, TextureBrowserExportTitleCaller() );
 +
 +                      WORKAROUND_GOBJECT_SET_GLWIDGET( GroupDialog_getWindow(), TextureBrowser_getGLWidget() );
                }
  
                GroupDialog_show();
        }
 -      else // 4 way
 +      else if ( CurrentStyle() == eSplit )
        {
                m_pCamWnd = NewCamWnd();
                GlobalCamera_setCamWnd( *m_pCamWnd );
                {
              auto frame = create_framed_widget( TextureBrowser_constructWindow( window ) );
                        g_page_textures = GroupDialog_addPage( "Textures", frame, TextureBrowserExportTitleCaller() );
 +
 +                      WORKAROUND_GOBJECT_SET_GLWIDGET( window, TextureBrowser_getGLWidget() );
                }
        }
 +      else // single window
 +      {
 +              m_pCamWnd = NewCamWnd();
 +              GlobalCamera_setCamWnd( *m_pCamWnd );
 +              CamWnd_setParent( *m_pCamWnd, window );
 +
 +              ui::Widget camera = CamWnd_getWidget( *m_pCamWnd );
 +
 +              m_pYZWnd = new XYWnd();
 +              m_pYZWnd->SetViewType( YZ );
 +
 +              ui::Widget yz = m_pYZWnd->GetWidget();
 +
 +              m_pXYWnd = new XYWnd();
 +              m_pXYWnd->SetViewType( XY );
 +
 +              ui::Widget xy = m_pXYWnd->GetWidget();
 +
 +              m_pXZWnd = new XYWnd();
 +              m_pXZWnd->SetViewType( XZ );
 +
 +              ui::Widget xz = m_pXZWnd->GetWidget();
 +
 +              ui::Widget hsplit = ui::HPaned(ui::New);
 +              vbox.pack_start( hsplit, TRUE, TRUE, 0 );
 +              hsplit.show();
 +
 +              ui::Widget split = create_split_views( camera, yz, xy, xz );
 +
 +              ui::Widget vsplit = ui::VPaned(ui::New);
 +              vsplit.show();
 +
 +              // textures
 +              ui::Widget texture_window = create_framed_widget( TextureBrowser_constructWindow( window ) );
 +
 +              // console
 +              ui::Widget console_window = create_framed_widget( Console_constructWindow( window ) );
 +
 +              gtk_paned_add1( GTK_PANED( hsplit ), split );
 +              gtk_paned_add2( GTK_PANED( hsplit ), vsplit );
 +
 +              gtk_paned_add1( GTK_PANED( vsplit ), texture_window  );
 +              gtk_paned_add2( GTK_PANED( vsplit ), console_window  );
 +
 +              hsplit.connect( "size_allocate", G_CALLBACK( hpaned_allocate ), &g_single_hpaned );
 +              hsplit.connect( "notify::position", G_CALLBACK( paned_position ), &g_single_hpaned );
 +
 +              vsplit.connect( "size_allocate", G_CALLBACK( vpaned_allocate ), &g_single_vpaned );
 +              vsplit.connect( "notify::position", G_CALLBACK( paned_position ), &g_single_vpaned );
 +      }
  
        EntityList_constructWindow( window );
        PreferencesDialog_constructWindow( window );
@@@ -3411,7 -3271,7 +3423,7 @@@ void MainFrame::SetStatusText( CopiedSt
  }
  
  void Sys_Status( const char* status ){
 -      if ( g_pParentWnd != 0 ) {
 +      if ( g_pParentWnd != nullptr ) {
                g_pParentWnd->SetStatusText( g_pParentWnd->m_command_status, status );
        }
  }
@@@ -3443,7 -3303,7 +3455,7 @@@ void MainFrame::SetGridStatus()
  }
  
  void GridStatus_onTextureLockEnabledChanged(){
 -      if ( g_pParentWnd != 0 ) {
 +      if ( g_pParentWnd != nullptr ) {
                g_pParentWnd->SetGridStatus();
        }
  }
@@@ -3488,7 -3348,7 +3500,7 @@@ void GlobalGL_sharedContextDestroyed()
  
  void Layout_constructPreferences( PreferencesPage& page ){
        {
 -              const char* layouts[] = { "window1.png", "window2.png", "window3.png", "window4.png" };
 +              const char* layouts[] = { "window1.png", "window2.png", "window3.png", "window4.png", "window5.png" };
                page.appendRadioIcons(
                        "Window Layout",
                        STRING_ARRAY_RANGE( layouts ),
@@@ -3524,9 -3384,9 +3536,9 @@@ void Layout_registerPreferencesPage()
        PreferencesDialog_addInterfacePage( makeCallbackF(Layout_constructPage) );
  }
  
 -
  #include "preferencesystem.h"
  #include "stringio.h"
 +#include "transformpath/transformpath.h"
  
  void MainFrame_Construct(){
        GlobalCommands_insert( "OpenManual", makeCallbackF(OpenHelpURL), Accelerator( GDK_KEY_F1 ) );
        GlobalCommands_insert( "ColorSchemeQER", makeCallbackF(ColorScheme_QER) );
        GlobalCommands_insert( "ColorSchemeBlackAndGreen", makeCallbackF(ColorScheme_Black) );
        GlobalCommands_insert( "ColorSchemeYdnar", makeCallbackF(ColorScheme_Ydnar) );
 +      GlobalCommands_insert("ColorSchemeAdwaitaDark", makeCallbackF(ColorScheme_AdwaitaDark));
        GlobalCommands_insert( "ChooseTextureBackgroundColor", makeCallback( g_ColoursMenu.m_textureback ) );
        GlobalCommands_insert( "ChooseGridBackgroundColor", makeCallback( g_ColoursMenu.m_xyback ) );
        GlobalCommands_insert( "ChooseGridMajorColor", makeCallback( g_ColoursMenu.m_gridmajor ) );
  #error "unknown platform"
  #endif
                ;
 +
                StringOutputStream path( 256 );
                path << DirectoryCleaned( g_pGameDescription->getRequiredKeyValue( ENGINEPATH_ATTRIBUTE ) );
 -              g_strEnginePath = path.c_str();
 +
 +              g_strEnginePath = transformPath( path.c_str() ).c_str();
                GlobalPreferenceSystem().registerPreference( "EnginePath", make_property_string( g_strEnginePath ) );
        }
  
        g_entityCount.setCountChangedCallback( makeCallbackF(QE_entityCountChanged) );
        GlobalEntityCreator().setCounter( &g_entityCount );
  
 -      GLWidget_sharedContextCreated = GlobalGL_sharedContextCreated;
 -      GLWidget_sharedContextDestroyed = GlobalGL_sharedContextDestroyed;
 +      glwidget_set_shared_context_constructors( GlobalGL_sharedContextCreated, GlobalGL_sharedContextDestroyed);
  
        GlobalEntityClassManager().attach( g_WorldspawnColourEntityClassObserver );
  }
@@@ -3740,61 -3598,3 +3752,61 @@@ void GLWindow_Construct()
  
  void GLWindow_Destroy(){
  }
 +
 +/* HACK: If ui::main is not called yet,
 +gtk_main_quit will not quit, so tell main
 +to not call ui::main. This happens when a
 +map is loaded from command line and require
 +a restart because of wrong format.
 +Delete this when the code to not have to
 +restart to load another format is merged. */
 +extern bool g_dontStart;
 +
 +void Radiant_Restart(){
 +      // preferences are expected to be already saved in any way
 +      // this is just to be sure and be future proof
 +      Preferences_Save();
 +
 +      // this asks user for saving if map is modified
 +      // user can chose to not save, it's ok
 +      ConfirmModified( "Restart " RADIANT_NAME );
 +
 +      int status;
 +
 +      char *argv[ 3 ];
 +      char exe_file[ 256 ];
 +      char map_file[ 256 ];
 +      bool with_map = false;
 +
 +      strncpy( exe_file, g_strAppFilePath.c_str(), 256 );
 +
 +      if ( !Map_Unnamed( g_map ) ) {
 +              strncpy( map_file, Map_Name( g_map ), 256 );
 +              with_map = true;
 +      }
 +
 +      argv[ 0 ] = exe_file;
 +      argv[ 1 ] = with_map ? map_file : NULL;
 +      argv[ 2 ] = NULL;
 +
 +#if GDEF_OS_WINDOWS
 +      status = !_spawnvpe( P_NOWAIT, exe_file, argv, environ );
 +#else
 +      pid_t pid;
 +
 +      status = posix_spawn( &pid, exe_file, NULL, NULL, argv, environ );
 +#endif
 +
 +      // quit if radiant successfully started
 +      if ( status == 0 ) {
 +              gtk_main_quit();
 +              /* HACK: If ui::main is not called yet,
 +              gtk_main_quit will not quit, so tell main
 +              to not call ui::main. This happens when a
 +              map is loaded from command line and require
 +              a restart because of wrong format.
 +              Delete this when the code to not have to
 +              restart to load another format is merged. */
 +              g_dontStart = true;
 +      }
 +}
index e06491d8f31f259690ec5f91025a4dc749e91880,61f2f4a45e2a0da3d39f3f3ff6c96ee474d70623..d710945d99162c249e0765cd4c52af05a1c59583
@@@ -42,13 -42,13 +42,13 @@@ ui::Image new_plugin_image( const char
  
        {
                StringOutputStream fullpath( 256 );
 -              fullpath << AppPath_get() << g_pluginsDir << "bitmaps/" << filename;
 +              fullpath << DataPath_get() << g_pluginsDir << "bitmaps/" << filename;
                if ( auto image = image_new_from_file_with_mask(fullpath.c_str()) ) return image;
        }
  
        {
                StringOutputStream fullpath( 256 );
 -              fullpath << AppPath_get() << g_modulesDir << "bitmaps/" << filename;
 +              fullpath << DataPath_get() << g_modulesDir << "bitmaps/" << filename;
                if ( auto image = image_new_from_file_with_mask(fullpath.c_str()) ) return image;
        }
  
@@@ -131,3 -131,17 +131,17 @@@ ui::Toolbar create_plugin_toolbar()
  
        return toolbar;
  }
+ ui::Toolbar create_filter_toolbar(){
+       auto toolbar = ui::Toolbar::from( gtk_toolbar_new() );
+       gtk_orientable_set_orientation( GTK_ORIENTABLE(toolbar), GTK_ORIENTATION_HORIZONTAL );
+       gtk_toolbar_set_style( toolbar, GTK_TOOLBAR_ICONS );
+       toolbar.show();
+       g_plugin_toolbar = toolbar;
+       PluginToolbar_populate();
+       return toolbar;
+ }
diff --combined radiant/texwindow.cpp
index edfe4bc7562ee7e96501b38a3321f629bd0c99ff,1d766aea237eb16877f37e8fdc43af63df1cb009..81d1edc08bdefe15412af379515cd96a3dbb38d0
@@@ -101,7 -101,12 +101,7 @@@ typedef std::set<CopiedString> TextureG
  
  void TextureGroups_addWad( TextureGroups& groups, const char* archive ){
        if ( extension_equal( path_get_extension( archive ), "wad" ) ) {
 -#if 1
                groups.insert( archive );
 -#else
 -              CopiedString archiveBaseName( path_get_filename_start( archive ), path_get_filename_base_end( archive ) );
 -              groups.insert( archiveBaseName );
 -#endif
        }
  }
  
@@@ -237,6 -242,10 +237,10 @@@ void TextureBrowser_showShadersExport( 
  
  typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_showShadersExport> TextureBrowserShowShadersExport;
  
+ void TextureBrowser_showTexturesExport( const Callback<void(bool)> & importer );
+ typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_showTexturesExport> TextureBrowserShowTexturesExport;
  void TextureBrowser_showShaderlistOnly( const Callback<void(bool)> & importer );
  
  typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_showShaderlistOnly> TextureBrowserShowShaderlistOnlyExport;
@@@ -267,14 -276,6 +271,14 @@@ int m_nTotalHeight
  CopiedString shader;
  
  ui::Window m_parent{ui::null};
 +#ifdef WORKAROUND_MACOS_GTK2_GLWIDGET
 +ui::VBox m_vframe{ui::null};
 +ui::VBox m_vfiller{ui::null};
 +ui::HBox m_hframe{ui::null};
 +ui::HBox m_hfiller{ui::null};
 +#else // !WORKAROUND_MACOS_GTK2_GLWIDGET
 +ui::VBox m_frame{ui::null};
 +#endif // !WORKAROUND_MACOS_GTK2_GLWIDGET
  ui::GLArea m_gl_widget{ui::null};
  ui::Widget m_texture_scroll{ui::null};
  ui::TreeView m_treeViewTree{ui::New};
@@@ -298,6 -299,7 +302,7 @@@ std::set<CopiedString> m_found_shaders
  ToggleItem m_hideunused_item;
  ToggleItem m_hidenotex_item;
  ToggleItem m_showshaders_item;
+ ToggleItem m_showtextures_item;
  ToggleItem m_showshaderlistonly_item;
  ToggleItem m_fixedsize_item;
  ToggleItem m_filternotex_item;
@@@ -318,6 -320,7 +323,7 @@@ std::size_t m_mouseWheelScrollIncrement
  std::size_t m_textureScale;
  // make the texture increments match the grid changes
  bool m_showShaders;
+ bool m_showTextures;
  bool m_showTextureScrollbar;
  StartupShaders m_startupShaders;
  // if true, the texture window will only display in-use shaders
@@@ -407,6 -410,7 +413,7 @@@ TextureBrowser() 
        m_hideunused_item( TextureBrowserHideUnusedExport() ),
        m_hidenotex_item( TextureBrowserFilterFallbackExport() ),
        m_showshaders_item( TextureBrowserShowShadersExport() ),
+       m_showtextures_item( TextureBrowserShowTexturesExport() ),
        m_showshaderlistonly_item( TextureBrowserShowShaderlistOnlyExport() ),
        m_fixedsize_item( TextureBrowserFixedSizeExport() ),
        m_filternotex_item( TextureBrowserFilterMissingExport() ),
        m_mouseWheelScrollIncrement( 64 ),
        m_textureScale( 50 ),
        m_showShaders( true ),
+       m_showTextures( true ),
        m_showTextureScrollbar( true ),
        m_startupShaders( STARTUPSHADERS_NONE ),
        m_hideUnused( false ),
@@@ -435,7 -440,7 +443,7 @@@ void ( *TextureBrowser_textureSelected 
  void TextureBrowser_updateScroll( TextureBrowser& textureBrowser );
  
  
 -const char* TextureBrowser_getComonShadersName(){
 +const char* TextureBrowser_getCommonShadersName(){
        const char* value = g_pGameDescription->getKeyValue( "common_shaders_name" );
        if ( !string_empty( value ) ) {
                return value;
        return "Common";
  }
  
 -const char* TextureBrowser_getComonShadersDir(){
 +const char* TextureBrowser_getCommonShadersDir(){
        const char* value = g_pGameDescription->getKeyValue( "common_shaders_dir" );
        if ( !string_empty( value ) ) {
                return value;
@@@ -563,7 -568,7 +571,7 @@@ bool TextureSearch_IsShown( const char
  }
  
  // if texture_showinuse jump over non in-use textures
- bool Texture_IsShown( IShader* shader, bool show_shaders, bool hideUnused ){
+ bool Texture_IsShown( IShader* shader, bool show_shaders, bool show_textures, bool hideUnused ){
        // filter missing shaders
        // ugly: filter on built-in fallback name after substitution
        if ( g_TextureBrowser_filterMissing ) {
                return false;
        }
  
+       if ( !show_textures && shader->IsDefault() ) {
+               return false;
+       }
        if ( hideUnused && !shader->IsInUse() ) {
                return false;
        }
                }
        }
        else {
 -              if ( !shader_equal_prefix( shader_get_textureName( shader->getName() ), g_TextureBrowser_currentDirectory.c_str() ) ) {
 +              if ( TextureBrowser_showWads() )
 +              {
 +                      if ( g_TextureBrowser_currentDirectory != ""
 +                              && !string_equal( shader->getWadName(), g_TextureBrowser_currentDirectory.c_str() ) )
 +                      {
 +                              return false;
 +                      }
 +              }
 +              else if ( !shader_equal_prefix( shader_get_textureName( shader->getName() ), g_TextureBrowser_currentDirectory.c_str() ) ) {
                        return false;
                }
        }
@@@ -650,7 -651,7 +662,7 @@@ void TextureBrowser_evaluateHeight( Tex
                {
                        IShader* shader = QERApp_ActiveShaders_IteratorCurrent();
  
-                       if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_hideUnused ) ) {
+                       if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_showTextures, textureBrowser.m_hideUnused ) ) {
                                continue;
                        }
  
@@@ -713,6 -714,7 +725,7 @@@ Signal0 m_realiseCallbacks
  public:
  void realise(){
        m_realiseCallbacks();
+       /* texturebrowser tree update on vfs restart */
        TextureBrowser_constructTreeStore();
  }
  
@@@ -820,7 -822,6 +833,7 @@@ public
  void visit( const char* name ){
        IShader* shader = QERApp_Shader_ForName( CopiedString( StringRange( name, path_get_filename_base_end( name ) ) ).c_str() );
        shader->DecRef();
 +      shader->setWadName( g_TextureBrowser_currentDirectory.c_str() );
  }
  };
  
@@@ -863,14 -864,6 +876,14 @@@ void operator()( const char* name ) con
  };
  
  void TextureDirectory_loadTexture( const char* directory, const char* texture ){
 +      // Doom3-like dds/ prefix (used by DarkPlaces).
 +      // When we list dds/textures/ folder,
 +      // store the texture names without dds/ prefix.
 +      if ( !strncmp( "dds/", directory, 4 ) )
 +      {
 +              directory = &directory[ 4 ];
 +      }
 +
        StringOutputStream name( 256 );
        name << directory << StringRange( texture, path_get_filename_base_end( texture ) );
  
@@@ -905,22 -898,10 +918,22 @@@ void visit( const char* minor, const _Q
  
  void TextureBrowser_ShowDirectory( TextureBrowser& textureBrowser, const char* directory ){
        if ( TextureBrowser_showWads() ) {
 +              g_TextureBrowser_currentDirectory = directory;
 +              TextureBrowser_heightChanged( textureBrowser );
 +
                Archive* archive = GlobalFileSystem().getArchive( directory );
 -              ASSERT_NOTNULL( archive );
 +              if ( archive != nullptr )
 +              {
                LoadShaderVisitor visitor;
                archive->forEachFile( Archive::VisitorFunc( visitor, Archive::eFiles, 0 ), "textures/" );
 +
 +                      // Doom3-like dds/ prefix (used by DarkPlaces).
 +                      archive->forEachFile( Archive::VisitorFunc( visitor, Archive::eFiles, 0 ), "dds/textures/" );
 +              }
 +              else if ( extension_equal_i( path_get_extension( directory ), "wad" ) )
 +              {
 +                      globalErrorStream() << "Failed to load " << directory << "\n";
 +              }
        }
        else
        {
                        StringOutputStream dirstring( 64 );
                        dirstring << "textures/" << directory;
  
 -                      Radiant_getImageModules().foreachModule( LoadTexturesByTypeVisitor( dirstring.c_str() ) );
 +                      {
 +                              LoadTexturesByTypeVisitor visitor( dirstring.c_str() );
 +                              Radiant_getImageModules().foreachModule( visitor );
 +                      }
 +
 +                      // Doom3-like dds/ prefix (used by DarkPlaces).
 +                      dirstring.clear();
 +                      dirstring << "dds/textures/" << directory;
 +
 +                      {
 +                              LoadTexturesByTypeVisitor visitor( dirstring.c_str() );
 +                              Radiant_getImageModules().foreachModule( visitor );
 +                      }
                }
        }
  
@@@ -976,15 -945,6 +989,15 @@@ void TextureBrowser_ShowTagSearchResult
                        LoadTexturesByTypeVisitor visitor( dirstring.c_str() );
                        Radiant_getImageModules().foreachModule( visitor );
                }
 +
 +              // Doom3-like dds/ prefix (used by DarkPlaces).
 +              dirstring.clear();
 +              dirstring << "dds/textures/" << directory;
 +
 +              {
 +                      LoadTexturesByTypeVisitor visitor( dirstring.c_str() );
 +                      Radiant_getImageModules().foreachModule( visitor );
 +              }
        }
  
        // we'll display the newly loaded textures + all the ones already in use
@@@ -1006,6 -966,12 +1019,12 @@@ void TextureBrowser_showShadersExport( 
  
  typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_showShadersExport> TextureBrowserShowShadersExport;
  
+ void TextureBrowser_showTexturesExport( const Callback<void(bool)> & importer ){
+       importer( GlobalTextureBrowser().m_showTextures );
+ }
+ typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_showTexturesExport> TextureBrowserShowTexturesExport;
  void TextureBrowser_showShaderlistOnly( const Callback<void(bool)> & importer ){
        importer( g_TextureBrowser_shaderlistOnly );
  }
@@@ -1053,7 -1019,7 +1072,7 @@@ void TextureBrowser_SetHideUnused( Text
  
  void TextureBrowser_ShowStartupShaders( TextureBrowser& textureBrowser ){
        if ( textureBrowser.m_startupShaders == STARTUPSHADERS_COMMON ) {
 -              TextureBrowser_ShowDirectory( textureBrowser, TextureBrowser_getComonShadersDir() );
 +              TextureBrowser_ShowDirectory( textureBrowser, TextureBrowser_getCommonShadersDir() );
        }
  }
  
@@@ -1071,7 -1037,7 +1090,7 @@@ void TextureBrowser_Focus( TextureBrows
        {
                IShader* shader = QERApp_ActiveShaders_IteratorCurrent();
  
-               if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_hideUnused ) ) {
+               if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_showTextures, textureBrowser.m_hideUnused ) ) {
                        continue;
                }
  
@@@ -1112,7 -1078,7 +1131,7 @@@ IShader* Texture_At( TextureBrowser& te
        {
                IShader* shader = QERApp_ActiveShaders_IteratorCurrent();
  
-               if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_hideUnused ) ) {
+               if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_showTextures, textureBrowser.m_hideUnused ) ) {
                        continue;
                }
  
@@@ -1189,11 -1155,11 +1208,11 @@@ void TextureBrowser_trackingDelta( int 
  }
  
  void TextureBrowser_Tracking_MouseDown( TextureBrowser& textureBrowser ){
 -      textureBrowser.m_freezePointer.freeze_pointer( textureBrowser.m_parent, TextureBrowser_trackingDelta, &textureBrowser );
 +      textureBrowser.m_freezePointer.freeze_pointer( textureBrowser.m_gl_widget, TextureBrowser_trackingDelta, &textureBrowser );
  }
  
  void TextureBrowser_Tracking_MouseUp( TextureBrowser& textureBrowser ){
 -      textureBrowser.m_freezePointer.unfreeze_pointer( textureBrowser.m_parent );
 +      textureBrowser.m_freezePointer.unfreeze_pointer( textureBrowser.m_gl_widget );
  }
  
  void TextureBrowser_Selection_MouseDown( TextureBrowser& textureBrowser, guint32 flags, int pointx, int pointy ){
@@@ -1223,13 -1189,14 +1242,15 @@@ void Texture_Draw( TextureBrowser& text
                                  textureBrowser.color_textureback[1],
                                  textureBrowser.color_textureback[2],
                                  0 );
 +
        glViewport( 0, 0, textureBrowser.width, textureBrowser.height );
        glMatrixMode( GL_PROJECTION );
        glLoadIdentity();
  
        glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
        glDisable( GL_DEPTH_TEST );
+       //glDisable( GL_BLEND );
        if ( g_TextureBrowser_enableAlpha ) {
                glEnable( GL_BLEND );
                glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
        else {
                glDisable( GL_BLEND );
        }
        glOrtho( 0, textureBrowser.width, originy - textureBrowser.height, originy, -100, 100 );
        glEnable( GL_TEXTURE_2D );
  
        {
                IShader* shader = QERApp_ActiveShaders_IteratorCurrent();
  
-               if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_hideUnused ) ) {
+               if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_showTextures, textureBrowser.m_hideUnused ) ) {
                        continue;
                }
  
                        // shaders have a white border, simple textures don't
                        // if !texture_showinuse: (some textures displayed may not be in use)
                        // draw an additional square around with 0.5 1 0.5 color
+                       glLineWidth( 1 );
+                       // shader border:
+                       if ( !shader->IsDefault() ) {
+                       //real 1px white/black stipple
+                               glColor3f( 0, 0, 0 );
+                               glDisable( GL_TEXTURE_2D );
+                               float xf = (float)x;
+                               float yf = (float)( y - TextureBrowser_fontHeight( textureBrowser ) );
+                               glBegin( GL_LINE_LOOP );
+                               glVertex2f( xf - 1.5,yf + 1.5 );
+                               glVertex2f( xf - 1.5,yf - nHeight - 1.5 );
+                               glVertex2f( xf + 1.5 + nWidth,yf - nHeight - 1.5 );
+                               glVertex2f( xf + 1.5 + nWidth,yf + 1.5 );
+                               glEnd();
+                               glEnable( GL_LINE_STIPPLE );
+                               glLineStipple( 1, 0x0FFF );
+                               glBegin( GL_LINE_LOOP );
+                               glColor3f( 1, 1, 1 );
+                               glVertex2f( xf - 1.5,yf + 1.5 );
+                               glVertex2f( xf - 1.5,yf - nHeight - 1.5 );
+                               glVertex2f( xf + 1.5 + nWidth,yf - nHeight - 1.5 );
+                               glVertex2f( xf + 1.5 + nWidth,yf + 1.5 );
+                               glEnd();
+                               glDisable( GL_LINE_STIPPLE );
+                               glEnable( GL_TEXTURE_2D );
+                       }
                        if ( shader_equal( TextureBrowser_GetSelectedShader( textureBrowser ), shader->getName() ) ) {
-                               glLineWidth( 3 );
+                               glLineWidth( 2 );
                                if ( textureBrowser.m_rmbSelected ) {
                                        glColor3f( 0,0,1 );
                                }
                                glEnable( GL_TEXTURE_2D );
                                glLineWidth( 1 );
                        }
-                       else
-                       {
-                               glLineWidth( 1 );
-                               // shader border:
-                               if ( !shader->IsDefault() ) {
-                                       glColor3f( 1,1,1 );
-                                       glDisable( GL_TEXTURE_2D );
-                                       glBegin( GL_LINE_LOOP );
-                                       glVertex2i( x - 1,y + 1 - TextureBrowser_fontHeight( textureBrowser ) );
-                                       glVertex2i( x - 1,y - nHeight - 1 - TextureBrowser_fontHeight( textureBrowser ) );
-                                       glVertex2i( x + 1 + nWidth,y - nHeight - 1 - TextureBrowser_fontHeight( textureBrowser ) );
-                                       glVertex2i( x + 1 + nWidth,y + 1 - TextureBrowser_fontHeight( textureBrowser ) );
-                                       glEnd();
-                                       glEnable( GL_TEXTURE_2D );
-                               }
 -                      // highlight in-use textures
 +                              // highlight in-use textures
-                               if ( !textureBrowser.m_hideUnused && shader->IsInUse() ) {
+                       else if ( !textureBrowser.m_hideUnused && shader->IsInUse() ) {
+                       //1px with float
+                               float xf = (float)x;
+                               float yf = (float)( y - TextureBrowser_fontHeight( textureBrowser ) );
 -                              glColor3f( 0.5,1,0.5 );
 -                              glDisable( GL_TEXTURE_2D );
 -                              glBegin( GL_LINE_LOOP );
 +                                      glColor3f( 0.5,1,0.5 );
 +                                      glDisable( GL_TEXTURE_2D );
 +                                      glBegin( GL_LINE_LOOP );
-                                       glVertex2i( x - 3,y + 3 - TextureBrowser_fontHeight( textureBrowser ) );
-                                       glVertex2i( x - 3,y - nHeight - 3 - TextureBrowser_fontHeight( textureBrowser ) );
-                                       glVertex2i( x + 3 + nWidth,y - nHeight - 3 - TextureBrowser_fontHeight( textureBrowser ) );
-                                       glVertex2i( x + 3 + nWidth,y + 3 - TextureBrowser_fontHeight( textureBrowser ) );
+                               glVertex2f( xf - 3.5,yf + 3.5 );
+                               glVertex2f( xf - 3.5,yf - nHeight - 3.5 );
+                               glVertex2f( xf + 3.5 + nWidth,yf - nHeight - 3.5 );
+                               glVertex2f( xf + 3.5 + nWidth,yf + 3.5 );
 -                              glEnd();
 -                              glEnable( GL_TEXTURE_2D );
 -                      }
 +                                      glEnd();
 +                                      glEnable( GL_TEXTURE_2D );
 +                              }
-                       }
  
                        // draw checkerboard for transparent textures
 -                      if ( g_TextureBrowser_enableAlpha )
 +                      if ( g_TextureBrowser_enableAlpha )
                        {
                                glDisable( GL_TEXTURE_2D );
                                glBegin( GL_QUADS );
                                int font_height = TextureBrowser_fontHeight( textureBrowser );
                                for ( int i = 0; i < nHeight; i += 8 )
-                               {
                                        for ( int j = 0; j < nWidth; j += 8 )
                                        {
                                                unsigned char color = (i + j) / 8 % 2 ? 0x66 : 0x99;
                                                glVertex2i(x + left,  y - nHeight - font_height + bottom);
                                                glVertex2i(x + right, y - nHeight - font_height + bottom);
                                        }
-                               }
                                glEnd();
                                glEnable( GL_TEXTURE_2D );
                        }
@@@ -1405,18 -1389,30 +1443,30 @@@ void TextureBrowser_queueDraw( TextureB
  void TextureBrowser_setScale( TextureBrowser& textureBrowser, std::size_t scale ){
        textureBrowser.m_textureScale = scale;
  
+       textureBrowser.m_heightChanged = true;
+       textureBrowser.m_originInvalid = true;
+       g_activeShadersChangedCallbacks();
        TextureBrowser_queueDraw( textureBrowser );
  }
  
  void TextureBrowser_setUniformSize( TextureBrowser& textureBrowser, std::size_t scale ){
        textureBrowser.m_uniformTextureSize = scale;
  
+       textureBrowser.m_heightChanged = true;
+       textureBrowser.m_originInvalid = true;
+       g_activeShadersChangedCallbacks();
        TextureBrowser_queueDraw( textureBrowser );
  }
  
  void TextureBrowser_setUniformMinSize( TextureBrowser& textureBrowser, std::size_t scale ){
        textureBrowser.m_uniformTextureMinSize = scale;
  
+       textureBrowser.m_heightChanged = true;
+       textureBrowser.m_originInvalid = true;
+       g_activeShadersChangedCallbacks();
        TextureBrowser_queueDraw( textureBrowser );
  }
  
@@@ -1502,7 -1498,7 +1552,7 @@@ void BuildStoreAvailableTags(   ui::Lis
  gboolean TextureBrowser_button_press( ui::Widget widget, GdkEventButton* event, TextureBrowser* textureBrowser ){
        if ( event->type == GDK_BUTTON_PRESS ) {
                if ( event->button == 3 ) {
 -                      if ( GlobalTextureBrowser().m_tags ) {
 +                      if ( textureBrowser->m_tags ) {
                                textureBrowser->m_rmbSelected = true;
                                TextureBrowser_Selection_MouseDown( *textureBrowser, event->state, static_cast<int>( event->x ), static_cast<int>( event->y ) );
  
                else if ( event->button == 1 ) {
                        TextureBrowser_Selection_MouseDown( *textureBrowser, event->state, static_cast<int>( event->x ), static_cast<int>( event->y ) );
  
 -                      if ( GlobalTextureBrowser().m_tags ) {
 +                      if ( textureBrowser->m_tags ) {
                                textureBrowser->m_rmbSelected = false;
                                textureBrowser->m_tag_frame.hide();
                        }
                }
        }
 -              ScopeDisableScreenUpdates disableScreenUpdates( TextureBrowser_getComonShadersDir(), "Loading Textures" );
 -              TextureBrowser_ShowDirectory( *textureBrowser, TextureBrowser_getComonShadersDir() );
+       else if ( event->type == GDK_2BUTTON_PRESS ) {
+               #define GARUX_DISABLE_2BUTTON
+               #ifndef GARUX_DISABLE_2BUTTON
+               const char* sh = textureBrowser->shader.c_str();
+               char* dir = strrchr( sh, '/' );
+               if( dir != NULL ){
+                       *(dir + 1) = '\0';
+                       dir = strchr( sh, '/' );
+                       if( dir != NULL ){
+                               dir++;
+                               if( *dir != '\0'){
+                                       ScopeDisableScreenUpdates disableScreenUpdates( dir, "Loading Textures" );
+                                       TextureBrowser_ShowDirectory( *textureBrowser, dir );
+                                       TextureBrowser_queueDraw( *textureBrowser );
+                               }
+                       }
+               }
+               #endif
+       }
+       else if ( event->type == GDK_3BUTTON_PRESS ) {
++              ScopeDisableScreenUpdates disableScreenUpdates( TextureBrowser_getCommonShadersDir(), "Loading Textures" );
++              TextureBrowser_ShowDirectory( *textureBrowser, TextureBrowser_getCommonShadersDir() );
+               TextureBrowser_queueDraw( *textureBrowser );
+       }
        return FALSE;
  }
  
  gboolean TextureBrowser_button_release( ui::Widget widget, GdkEventButton* event, TextureBrowser* textureBrowser ){
        if ( event->type == GDK_BUTTON_RELEASE ) {
                if ( event->button == 3 ) {
 -                      if ( !GlobalTextureBrowser().m_tags ) {
 +                      if ( !textureBrowser->m_tags ) {
                                TextureBrowser_Tracking_MouseUp( *textureBrowser );
                        }
                }
@@@ -1594,7 -1614,7 +1668,7 @@@ gboolean TextureBrowser_size_allocate( 
        return FALSE;
  }
  
 -gboolean TextureBrowser_expose( ui::Widget widget, GdkEventExpose* event, TextureBrowser* textureBrowser ){
 +void TextureBrowser_redraw( TextureBrowser* textureBrowser ){
        if ( glwidget_make_current( textureBrowser->m_gl_widget ) != FALSE ) {
                GlobalOpenGL_debugAssertNoErrors();
                TextureBrowser_evaluateHeight( *textureBrowser );
                GlobalOpenGL_debugAssertNoErrors();
                glwidget_swap_buffers( textureBrowser->m_gl_widget );
        }
 -      return FALSE;
  }
  
 -
 -TextureBrowser g_TextureBrowser;
 +gboolean TextureBrowser_expose( ui::Widget widget, GdkEventExpose* event, TextureBrowser* textureBrowser ){
 +      TextureBrowser_redraw( textureBrowser );
 +      return FALSE;
 +}
  
  TextureBrowser& GlobalTextureBrowser(){
 -      return g_TextureBrowser;
 +      static TextureBrowser textureBrowser;
 +      return textureBrowser;
  }
  
  bool TextureBrowser_hideUnused(){
 -      return g_TextureBrowser.m_hideUnused;
 +      return GlobalTextureBrowser().m_hideUnused;
  }
  
  void TextureBrowser_ToggleHideUnused(){
 -      if ( g_TextureBrowser.m_hideUnused ) {
 -              TextureBrowser_SetHideUnused( g_TextureBrowser, false );
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
 +      if ( textureBrowser.m_hideUnused ) {
 +              TextureBrowser_SetHideUnused( textureBrowser, false );
        }
        else
        {
 -              TextureBrowser_SetHideUnused( g_TextureBrowser, true );
 +              TextureBrowser_SetHideUnused( textureBrowser, true );
 +      }
 +}
 +
 +const char* TextureGroups_transformDirName( const char* dirName, StringOutputStream *archiveName )
 +{
 +      if ( TextureBrowser_showWads() ) {
 +              archiveName->clear();
 +              *archiveName << StringRange( path_get_filename_start( dirName ), path_get_filename_base_end( dirName ) ) \
 +                      << "." << path_get_extension( dirName );
 +              return archiveName->c_str();
        }
 +      return dirName;
  }
  
  void TextureGroups_constructTreeModel( TextureGroups groups, ui::TreeStore store ){
        TextureGroups::const_iterator i = groups.begin();
        while ( i != groups.end() )
        {
 -              const char* dirName = ( *i ).c_str();
 +              StringOutputStream archiveName;
 +              StringOutputStream nextArchiveName;
 +              const char* dirName = TextureGroups_transformDirName( ( *i ).c_str(), &archiveName );
 +
                const char* firstUnderscore = strchr( dirName, '_' );
                StringRange dirRoot( dirName, ( firstUnderscore == 0 ) ? dirName : firstUnderscore + 1 );
  
                TextureGroups::const_iterator next = i;
                ++next;
 +
                if ( firstUnderscore != 0
                         && next != groups.end()
 -                       && string_equal_start( ( *next ).c_str(), dirRoot ) ) {
 +                       && string_equal_start( TextureGroups_transformDirName( ( *next ).c_str(), &nextArchiveName ), dirRoot ) ) {
                        gtk_tree_store_append( store, &iter, NULL );
                        gtk_tree_store_set( store, &iter, 0, CopiedString( StringRange( dirName, firstUnderscore ) ).c_str(), -1 );
  
                        // keep going...
 -                      while ( i != groups.end() && string_equal_start( ( *i ).c_str(), dirRoot ) )
 +                      while ( i != groups.end() && string_equal_start( TextureGroups_transformDirName( ( *i ).c_str(), &nextArchiveName ), dirRoot ) )
                        {
                                gtk_tree_store_append( store, &child, &iter );
 -                              gtk_tree_store_set( store, &child, 0, ( *i ).c_str(), -1 );
 +                              gtk_tree_store_set( store, &child, 0, TextureGroups_transformDirName( ( *i ).c_str(), &nextArchiveName ), -1 );
                                ++i;
                        }
                }
@@@ -1704,18 -1706,17 +1778,18 @@@ void TextureBrowser_constructTreeStore(
        auto store = ui::TreeStore::from(gtk_tree_store_new( 1, G_TYPE_STRING ));
        TextureGroups_constructTreeModel( groups, store );
  
 -      gtk_tree_view_set_model(g_TextureBrowser.m_treeViewTree, store);
 +      gtk_tree_view_set_model(GlobalTextureBrowser().m_treeViewTree, store);
  
        g_object_unref( G_OBJECT( store ) );
  }
  
  void TextureBrowser_constructTreeStoreTags(){
        TextureGroups groups;
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
        auto store = ui::TreeStore::from(gtk_tree_store_new( 1, G_TYPE_STRING ));
 -    auto model = g_TextureBrowser.m_all_tags_list;
 +      auto model = GlobalTextureBrowser().m_all_tags_list;
  
 -      gtk_tree_view_set_model(g_TextureBrowser.m_treeViewTags, model );
 +      gtk_tree_view_set_model(GlobalTextureBrowser().m_treeViewTags, model );
  
        g_object_unref( G_OBJECT( store ) );
  }
@@@ -1733,7 -1734,7 +1807,7 @@@ void TreeView_onRowActivated( ui::TreeV
                strcpy( dirName, buffer );
                g_free( buffer );
  
 -              g_TextureBrowser.m_searchedTags = false;
 +              GlobalTextureBrowser().m_searchedTags = false;
  
                if ( !TextureBrowser_showWads() ) {
                        strcat( dirName, "/" );
  }
  
  void TextureBrowser_createTreeViewTree(){
 -      gtk_tree_view_set_enable_search(g_TextureBrowser.m_treeViewTree, FALSE );
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
 +      gtk_tree_view_set_enable_search(textureBrowser.m_treeViewTree, FALSE );
  
 -      gtk_tree_view_set_headers_visible(g_TextureBrowser.m_treeViewTree, FALSE );
 -      g_TextureBrowser.m_treeViewTree.connect( "row-activated", (GCallback) TreeView_onRowActivated, NULL );
 +      gtk_tree_view_set_headers_visible(textureBrowser.m_treeViewTree, FALSE );
 +      textureBrowser.m_treeViewTree.connect( "row-activated", (GCallback) TreeView_onRowActivated, NULL );
  
        auto renderer = ui::CellRendererText(ui::New);
 -      gtk_tree_view_insert_column_with_attributes(g_TextureBrowser.m_treeViewTree, -1, "", renderer, "text", 0, NULL );
 +      gtk_tree_view_insert_column_with_attributes(textureBrowser.m_treeViewTree, -1, "", renderer, "text", 0, NULL );
  
        TextureBrowser_constructTreeStore();
  }
@@@ -1806,22 -1806,20 +1880,22 @@@ gboolean TreeViewTags_onButtonPressed( 
  }
  
  void TextureBrowser_createTreeViewTags(){
 -      g_TextureBrowser.m_treeViewTags = ui::TreeView(ui::New);
 -      gtk_tree_view_set_enable_search(g_TextureBrowser.m_treeViewTags, FALSE );
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
 +      textureBrowser.m_treeViewTags = ui::TreeView(ui::New);
 +      gtk_tree_view_set_enable_search(textureBrowser.m_treeViewTags, FALSE );
  
 -      g_TextureBrowser.m_treeViewTags.connect( "button-press-event", (GCallback)TreeViewTags_onButtonPressed, NULL );
 +      textureBrowser.m_treeViewTags.connect( "button-press-event", (GCallback)TreeViewTags_onButtonPressed, NULL );
  
 -      gtk_tree_view_set_headers_visible(g_TextureBrowser.m_treeViewTags, FALSE );
 +      gtk_tree_view_set_headers_visible(textureBrowser.m_treeViewTags, FALSE );
  
        auto renderer = ui::CellRendererText(ui::New);
 -      gtk_tree_view_insert_column_with_attributes(g_TextureBrowser.m_treeViewTags, -1, "", renderer, "text", 0, NULL );
 +      gtk_tree_view_insert_column_with_attributes(textureBrowser.m_treeViewTags, -1, "", renderer, "text", 0, NULL );
  
        TextureBrowser_constructTreeStoreTags();
  }
  
  ui::MenuItem TextureBrowser_constructViewMenu( ui::Menu menu ){
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
        ui::MenuItem textures_menu_item = ui::MenuItem(new_sub_menu_item_with_mnemonic( "_View" ));
  
        if ( g_Layout_enableDetachableMenus.m_value ) {
  
        menu_separator( menu );
  
-       create_menu_item_with_mnemonic( menu, "Show All", "ShowAllTextures" );
  
        // we always want to show shaders but don't want a "Show Shaders" menu for doom3 and .wad file games
 -      if ( g_pGameDescription->mGameType == "doom3" || !string_empty( g_pGameDescription->getKeyValue( "show_wads" ) ) ) {
 -              g_TextureBrowser.m_showShaders = true;
 +      if ( g_pGameDescription->mGameType == "doom3" || TextureBrowser_showWads() ) {
 +              textureBrowser.m_showShaders = true;
        }
        else
        {
                create_check_menu_item_with_mnemonic( menu, "Show shaders", "ToggleShowShaders" );
+               create_check_menu_item_with_mnemonic( menu, "Show textures", "ToggleShowTextures" );
+               menu_separator( menu );
        }
  
-       if ( g_pGameDescription->mGameType != "doom3" && string_empty( g_pGameDescription->getKeyValue( "show_wads" ) ) ) {
-               create_check_menu_item_with_mnemonic( menu, "Shaders Only", "ToggleShowShaderlistOnly" );
-       }
 -      if ( g_TextureBrowser.m_tags ) {
 +      if ( textureBrowser.m_tags ) {
                create_menu_item_with_mnemonic( menu, "Show Untagged", "ShowUntagged" );
        }
+       if ( g_pGameDescription->mGameType != "doom3" && string_empty( g_pGameDescription->getKeyValue( "show_wads" ) ) ) {
+               create_check_menu_item_with_mnemonic( menu, "ShaderList Only", "ToggleShowShaderlistOnly" );
+       }
  
        menu_separator( menu );
        create_check_menu_item_with_mnemonic( menu, "Fixed Size", "FixedSize" );
  
        if ( string_empty( g_pGameDescription->getKeyValue( "show_wads" ) ) ) {
                menu_separator( menu );
 -              g_TextureBrowser.m_shader_info_item = ui::Widget(create_menu_item_with_mnemonic( menu, "Shader Info", "ShaderInfo"  ));
 -              gtk_widget_set_sensitive( g_TextureBrowser.m_shader_info_item, FALSE );
 +              textureBrowser.m_shader_info_item = ui::Widget(create_menu_item_with_mnemonic( menu, "Shader Info", "ShaderInfo"  ));
 +              gtk_widget_set_sensitive( textureBrowser.m_shader_info_item, FALSE );
        }
  
  
@@@ -1900,7 -1899,7 +1975,7 @@@ ui::MenuItem TextureBrowser_constructTa
        return textures_menu_item;
  }
  
 -gboolean TextureBrowser_tagMoveHelper( ui::TreeModel model, ui::TreePath path, GtkTreeIter iter, GSList** selected ){
 +gboolean TextureBrowser_tagMoveHelper( ui::TreeModel model, ui::TreePath path, GtkTreeIter* iter, GSList** selected ){
        g_assert( selected != NULL );
  
      auto rowref = gtk_tree_row_reference_new( model, path );
@@@ -1913,9 -1912,8 +1988,9 @@@ void TextureBrowser_assignTags()
        GSList* selected = NULL;
        GSList* node;
        gchar* tag_assigned;
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
  
 -    auto selection = gtk_tree_view_get_selection(g_TextureBrowser.m_available_tree );
 +      auto selection = gtk_tree_view_get_selection(textureBrowser.m_available_tree );
  
        gtk_tree_selection_selected_foreach( selection, (GtkTreeSelectionForeachFunc)TextureBrowser_tagMoveHelper, &selected );
  
                        if ( path ) {
                                GtkTreeIter iter;
  
 -                              if ( gtk_tree_model_get_iter(g_TextureBrowser.m_available_store, &iter, path ) ) {
 -                                      gtk_tree_model_get(g_TextureBrowser.m_available_store, &iter, TAG_COLUMN, &tag_assigned, -1 );
 -                                      if ( !TagBuilder.CheckShaderTag( g_TextureBrowser.shader.c_str() ) ) {
 +                              if ( gtk_tree_model_get_iter(textureBrowser.m_available_store, &iter, path ) ) {
 +                                      gtk_tree_model_get(textureBrowser.m_available_store, &iter, TAG_COLUMN, &tag_assigned, -1 );
 +                                      if ( !TagBuilder.CheckShaderTag( textureBrowser.shader.c_str() ) ) {
                                                // create a custom shader/texture entry
 -                                              IShader* ishader = QERApp_Shader_ForName( g_TextureBrowser.shader.c_str() );
 +                                              IShader* ishader = QERApp_Shader_ForName( textureBrowser.shader.c_str() );
                                                CopiedString filename = ishader->getShaderFileName();
  
                                                if ( filename.empty() ) {
                                                        // it's a texture
 -                                                      TagBuilder.AddShaderNode( g_TextureBrowser.shader.c_str(), CUSTOM, TEXTURE );
 +                                                      TagBuilder.AddShaderNode( textureBrowser.shader.c_str(), CUSTOM, TEXTURE );
                                                }
                                                else {
                                                        // it's a shader
 -                                                      TagBuilder.AddShaderNode( g_TextureBrowser.shader.c_str(), CUSTOM, SHADER );
 +                                                      TagBuilder.AddShaderNode( textureBrowser.shader.c_str(), CUSTOM, SHADER );
                                                }
                                                ishader->DecRef();
                                        }
 -                                      TagBuilder.AddShaderTag( g_TextureBrowser.shader.c_str(), (char*)tag_assigned, TAG );
 +                                      TagBuilder.AddShaderTag( textureBrowser.shader.c_str(), (char*)tag_assigned, TAG );
  
 -                                      gtk_list_store_remove( g_TextureBrowser.m_available_store, &iter );
 -                                      g_TextureBrowser.m_assigned_store.append(TAG_COLUMN, tag_assigned);
 +                                      gtk_list_store_remove( textureBrowser.m_available_store, &iter );
 +                                      textureBrowser.m_assigned_store.append(TAG_COLUMN, tag_assigned);
                                }
                        }
                }
@@@ -1964,9 -1962,8 +2039,9 @@@ void TextureBrowser_removeTags()
        GSList* selected = NULL;
        GSList* node;
        gchar* tag;
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
  
 -    auto selection = gtk_tree_view_get_selection(g_TextureBrowser.m_assigned_tree );
 +      auto selection = gtk_tree_view_get_selection(textureBrowser.m_assigned_tree );
  
        gtk_tree_selection_selected_foreach( selection, (GtkTreeSelectionForeachFunc)TextureBrowser_tagMoveHelper, &selected );
  
                        if ( path ) {
                                GtkTreeIter iter;
  
 -                              if ( gtk_tree_model_get_iter(g_TextureBrowser.m_assigned_store, &iter, path ) ) {
 -                                      gtk_tree_model_get(g_TextureBrowser.m_assigned_store, &iter, TAG_COLUMN, &tag, -1 );
 -                                      TagBuilder.DeleteShaderTag( g_TextureBrowser.shader.c_str(), tag );
 -                                      gtk_list_store_remove( g_TextureBrowser.m_assigned_store, &iter );
 +                              if ( gtk_tree_model_get_iter(textureBrowser.m_assigned_store, &iter, path ) ) {
 +                                      gtk_tree_model_get(textureBrowser.m_assigned_store, &iter, TAG_COLUMN, &tag, -1 );
 +                                      TagBuilder.DeleteShaderTag( textureBrowser.shader.c_str(), tag );
 +                                      gtk_list_store_remove( textureBrowser.m_assigned_store, &iter );
                                }
                        }
                }
                g_slist_foreach( selected, (GFunc)gtk_tree_row_reference_free, NULL );
  
                // Update the "available tags list"
 -              BuildStoreAvailableTags( g_TextureBrowser.m_available_store, g_TextureBrowser.m_assigned_store, g_TextureBrowser.m_all_tags, &g_TextureBrowser );
 +              BuildStoreAvailableTags( textureBrowser.m_available_store, textureBrowser.m_assigned_store, textureBrowser.m_all_tags, &textureBrowser );
  
                // Save changes
                TagBuilder.SaveXmlDoc();
  }
  
  void TextureBrowser_buildTagList(){
 -      g_TextureBrowser.m_all_tags_list.clear();
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
 +      textureBrowser.m_all_tags_list.clear();
  
        std::set<CopiedString>::iterator iter;
  
 -      for ( iter = g_TextureBrowser.m_all_tags.begin(); iter != g_TextureBrowser.m_all_tags.end(); ++iter )
 +      for ( iter = textureBrowser.m_all_tags.begin(); iter != textureBrowser.m_all_tags.end(); ++iter )
        {
 -              g_TextureBrowser.m_all_tags_list.append(TAG_COLUMN, (*iter).c_str());
 +              textureBrowser.m_all_tags_list.append(TAG_COLUMN, (*iter).c_str());
        }
  }
  
@@@ -2015,9 -2011,8 +2090,9 @@@ void TextureBrowser_searchTags()
        gchar* tag;
        char buffer[256];
        char tags_searched[256];
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
  
 -    auto selection = gtk_tree_view_get_selection(g_TextureBrowser.m_treeViewTags );
 +      auto selection = gtk_tree_view_get_selection(textureBrowser.m_treeViewTags );
  
        gtk_tree_selection_selected_foreach( selection, (GtkTreeSelectionForeachFunc)TextureBrowser_tagMoveHelper, &selected );
  
                        if ( path ) {
                                GtkTreeIter iter;
  
 -                              if ( gtk_tree_model_get_iter(g_TextureBrowser.m_all_tags_list, &iter, path ) ) {
 -                                      gtk_tree_model_get(g_TextureBrowser.m_all_tags_list, &iter, TAG_COLUMN, &tag, -1 );
 +                              if ( gtk_tree_model_get_iter(textureBrowser.m_all_tags_list, &iter, path ) ) {
 +                                      gtk_tree_model_get(textureBrowser.m_all_tags_list, &iter, TAG_COLUMN, &tag, -1 );
  
                                        strcat( buffer, tag );
                                        strcat( tags_searched, tag );
  
                g_slist_foreach( selected, (GFunc)gtk_tree_row_reference_free, NULL );
  
 -              g_TextureBrowser.m_found_shaders.clear(); // delete old list
 -              TagBuilder.TagSearch( buffer, g_TextureBrowser.m_found_shaders );
 +              textureBrowser.m_found_shaders.clear(); // delete old list
 +              TagBuilder.TagSearch( buffer, textureBrowser.m_found_shaders );
  
 -              if ( !g_TextureBrowser.m_found_shaders.empty() ) { // found something
 -                      size_t shaders_found = g_TextureBrowser.m_found_shaders.size();
 +              if ( !textureBrowser.m_found_shaders.empty() ) { // found something
 +                      size_t shaders_found = textureBrowser.m_found_shaders.size();
  
                        globalOutputStream() << "Found " << (unsigned int)shaders_found << " textures and shaders with " << tags_searched << "\n";
                        ScopeDisableScreenUpdates disableScreenUpdates( "Searching...", "Loading Textures" );
  
                        std::set<CopiedString>::iterator iter;
  
 -                      for ( iter = g_TextureBrowser.m_found_shaders.begin(); iter != g_TextureBrowser.m_found_shaders.end(); iter++ )
 +                      for ( iter = textureBrowser.m_found_shaders.begin(); iter != textureBrowser.m_found_shaders.end(); iter++ )
                        {
                                std::string path = ( *iter ).c_str();
                                size_t pos = path.find_last_of( "/", path.size() );
                                TextureDirectory_loadTexture( path.c_str(), name.c_str() );
                        }
                }
 -              g_TextureBrowser.m_searchedTags = true;
 +              textureBrowser.m_searchedTags = true;
                g_TextureBrowser_currentDirectory = tags_searched;
  
 -              g_TextureBrowser.m_nTotalHeight = 0;
 -              TextureBrowser_setOriginY( g_TextureBrowser, 0 );
 -              TextureBrowser_heightChanged( g_TextureBrowser );
 +              textureBrowser.m_nTotalHeight = 0;
 +              TextureBrowser_setOriginY( textureBrowser, 0 );
 +              TextureBrowser_heightChanged( textureBrowser );
                TextureBrowser_updateTitle();
        }
        g_slist_free( selected );
  }
  
  void TextureBrowser_toggleSearchButton(){
 -      gint page = gtk_notebook_get_current_page( GTK_NOTEBOOK( g_TextureBrowser.m_tag_notebook ) );
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
 +      gint page = gtk_notebook_get_current_page( GTK_NOTEBOOK( textureBrowser.m_tag_notebook ) );
  
        if ( page == 0 ) { // tag page
 -              gtk_widget_show_all( g_TextureBrowser.m_search_button );
 +              gtk_widget_show_all( textureBrowser.m_search_button );
        }
        else {
 -              g_TextureBrowser.m_search_button.hide();
 +              textureBrowser.m_search_button.hide();
        }
  }
  
  void TextureBrowser_constructTagNotebook(){
 -      g_TextureBrowser.m_tag_notebook = ui::Widget::from(gtk_notebook_new());
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
 +      textureBrowser.m_tag_notebook = ui::Widget::from(gtk_notebook_new());
        ui::Widget labelTags = ui::Label( "Tags" );
        ui::Widget labelTextures = ui::Label( "Textures" );
  
 -      gtk_notebook_append_page( GTK_NOTEBOOK( g_TextureBrowser.m_tag_notebook ), g_TextureBrowser.m_scr_win_tree, labelTextures );
 -      gtk_notebook_append_page( GTK_NOTEBOOK( g_TextureBrowser.m_tag_notebook ), g_TextureBrowser.m_scr_win_tags, labelTags );
 +      gtk_notebook_append_page( GTK_NOTEBOOK( textureBrowser.m_tag_notebook ), textureBrowser.m_scr_win_tree, labelTextures );
 +      gtk_notebook_append_page( GTK_NOTEBOOK( textureBrowser.m_tag_notebook ), textureBrowser.m_scr_win_tags, labelTags );
  
 -      g_TextureBrowser.m_tag_notebook.connect( "switch-page", G_CALLBACK( TextureBrowser_toggleSearchButton ), NULL );
 +      textureBrowser.m_tag_notebook.connect( "switch-page", G_CALLBACK( TextureBrowser_toggleSearchButton ), NULL );
  
 -      gtk_widget_show_all( g_TextureBrowser.m_tag_notebook );
 +      gtk_widget_show_all( textureBrowser.m_tag_notebook );
  }
  
  void TextureBrowser_constructSearchButton(){
        auto image = ui::Widget::from(gtk_image_new_from_stock( GTK_STOCK_FIND, GTK_ICON_SIZE_SMALL_TOOLBAR ));
 -      g_TextureBrowser.m_search_button = ui::Button(ui::New);
 -      g_TextureBrowser.m_search_button.connect( "clicked", G_CALLBACK( TextureBrowser_searchTags ), NULL );
 -      gtk_widget_set_tooltip_text(g_TextureBrowser.m_search_button, "Search with selected tags");
 -      g_TextureBrowser.m_search_button.add(image);
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
 +      textureBrowser.m_search_button = ui::Button(ui::New);
 +      textureBrowser.m_search_button.connect( "clicked", G_CALLBACK( TextureBrowser_searchTags ), NULL );
 +      gtk_widget_set_tooltip_text(textureBrowser.m_search_button, "Search with selected tags");
 +      textureBrowser.m_search_button.add(image);
  }
  
  void TextureBrowser_checkTagFile(){
        const char SHADERTAG_FILE[] = "shadertags.xml";
        CopiedString default_filename, rc_filename;
        StringOutputStream stream( 256 );
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
  
        stream << LocalRcPath_get();
        stream << SHADERTAG_FILE;
        rc_filename = stream.c_str();
  
        if ( file_exists( rc_filename.c_str() ) ) {
 -              g_TextureBrowser.m_tags = TagBuilder.OpenXmlDoc( rc_filename.c_str() );
 +              textureBrowser.m_tags = TagBuilder.OpenXmlDoc( rc_filename.c_str() );
  
 -              if ( g_TextureBrowser.m_tags ) {
 +              if ( textureBrowser.m_tags ) {
                        globalOutputStream() << "Loading tag file " << rc_filename.c_str() << ".\n";
                }
        }
                default_filename = stream.c_str();
  
                if ( file_exists( default_filename.c_str() ) ) {
 -                      g_TextureBrowser.m_tags = TagBuilder.OpenXmlDoc( default_filename.c_str(), rc_filename.c_str() );
 +                      textureBrowser.m_tags = TagBuilder.OpenXmlDoc( default_filename.c_str(), rc_filename.c_str() );
  
 -                      if ( g_TextureBrowser.m_tags ) {
 +                      if ( textureBrowser.m_tags ) {
                                globalOutputStream() << "Loading default tag file " << default_filename.c_str() << ".\n";
                        }
                }
@@@ -2159,56 -2150,24 +2234,56 @@@ void TextureBrowser_SetNotex()
        IShader* shadernotex = QERApp_Shader_ForName( DEFAULT_SHADERNOTEX_NAME );
  
        g_notex = notex->getTexture()->name;
 +
        g_shadernotex = shadernotex->getTexture()->name;
  
        notex->DecRef();
        shadernotex->DecRef();
  }
  
 +static bool isGLWidgetConstructed = false;
 +static bool isWindowConstructed = false;
 +
 +void TextureBrowser_constructGLWidget(){
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
 +      textureBrowser.m_gl_widget = glwidget_new( FALSE );
 +      g_object_ref( textureBrowser.m_gl_widget._handle );
 +
 +      gtk_widget_set_events( textureBrowser.m_gl_widget, GDK_DESTROY | GDK_EXPOSURE_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_POINTER_MOTION_MASK | GDK_SCROLL_MASK );
 +      gtk_widget_set_can_focus( textureBrowser.m_gl_widget, true );
 +
 +      textureBrowser.m_sizeHandler = textureBrowser.m_gl_widget.connect( "size_allocate", G_CALLBACK( TextureBrowser_size_allocate ), &textureBrowser );
 +      textureBrowser.m_exposeHandler = textureBrowser.m_gl_widget.on_render( G_CALLBACK( TextureBrowser_expose ), &textureBrowser );
 +
 +      textureBrowser.m_gl_widget.connect( "button_press_event", G_CALLBACK( TextureBrowser_button_press ), &textureBrowser );
 +      textureBrowser.m_gl_widget.connect( "button_release_event", G_CALLBACK( TextureBrowser_button_release ), &textureBrowser );
 +      textureBrowser.m_gl_widget.connect( "motion_notify_event", G_CALLBACK( TextureBrowser_motion ), &textureBrowser );
 +      textureBrowser.m_gl_widget.connect( "scroll_event", G_CALLBACK( TextureBrowser_scroll ), &textureBrowser );
 +
 +#ifdef WORKAROUND_MACOS_GTK2_GLWIDGET
 +      textureBrowser.m_hframe.pack_start( textureBrowser.m_gl_widget, TRUE, TRUE, 0 );
 +#else // !WORKAROUND_MACOS_GTK2_GLWIDGET
 +      textureBrowser.m_frame.pack_start( textureBrowser.m_gl_widget, TRUE, TRUE, 0 );
 +#endif // !WORKAROUND_MACOS_GTK2_GLWIDGET
 +
 +      textureBrowser.m_gl_widget.show();
 +
 +      isGLWidgetConstructed = true;
 +}
 +
  ui::Widget TextureBrowser_constructWindow( ui::Window toplevel ){
        // The gl_widget and the tag assignment frame should be packed into a GtkVPaned with the slider
        // position stored in local.pref. gtk_paned_get_position() and gtk_paned_set_position() don't
        // seem to work in gtk 2.4 and the arrow buttons don't handle GTK_FILL, so here's another thing
        // for the "once-the-gtk-libs-are-updated-TODO-list" :x
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
  
        TextureBrowser_checkTagFile();
        TextureBrowser_SetNotex();
  
 -      GlobalShaderSystem().setActiveShadersChangedNotify( ReferenceCaller<TextureBrowser, void(), TextureBrowser_activeShadersChanged>( g_TextureBrowser ) );
 +      GlobalShaderSystem().setActiveShadersChangedNotify( ReferenceCaller<TextureBrowser, void(), TextureBrowser_activeShadersChanged>( textureBrowser ) );
  
 -      g_TextureBrowser.m_parent = toplevel;
 +      textureBrowser.m_parent = toplevel;
  
        auto table = ui::Table(3, 3, FALSE);
        auto vbox = ui::VBox(FALSE, 0);
                menu_bar.show();
        }
        { // Texture TreeView
 -              g_TextureBrowser.m_scr_win_tree = ui::ScrolledWindow(ui::New);
 -              gtk_container_set_border_width( GTK_CONTAINER( g_TextureBrowser.m_scr_win_tree ), 0 );
 +              textureBrowser.m_scr_win_tree = ui::ScrolledWindow(ui::New);
 +              gtk_container_set_border_width( GTK_CONTAINER( textureBrowser.m_scr_win_tree ), 0 );
  
                // vertical only scrolling for treeview
 -              gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( g_TextureBrowser.m_scr_win_tree ), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS );
 +              gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( textureBrowser.m_scr_win_tree ), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS );
  
 -              g_TextureBrowser.m_scr_win_tree.show();
 +              textureBrowser.m_scr_win_tree.show();
  
                TextureBrowser_createTreeViewTree();
  
 -              gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( g_TextureBrowser.m_scr_win_tree ), g_TextureBrowser.m_treeViewTree  );
 -              g_TextureBrowser.m_treeViewTree.show();
 +              gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( textureBrowser.m_scr_win_tree ), textureBrowser.m_treeViewTree  );
 +              textureBrowser.m_treeViewTree.show();
        }
        { // gl_widget scrollbar
                auto w = ui::Widget::from(gtk_vscrollbar_new( ui::Adjustment( 0,0,0,1,1,0 ) ));
                table.attach(w, {2, 3, 1, 2}, {GTK_SHRINK, GTK_FILL});
                w.show();
 -              g_TextureBrowser.m_texture_scroll = w;
 +              textureBrowser.m_texture_scroll = w;
  
 -              auto vadjustment = ui::Adjustment::from(gtk_range_get_adjustment( GTK_RANGE( g_TextureBrowser.m_texture_scroll ) ));
 -              vadjustment.connect( "value_changed", G_CALLBACK( TextureBrowser_verticalScroll ), &g_TextureBrowser );
 +              auto vadjustment = ui::Adjustment::from(gtk_range_get_adjustment( GTK_RANGE( textureBrowser.m_texture_scroll ) ));
 +              vadjustment.connect( "value_changed", G_CALLBACK( TextureBrowser_verticalScroll ), &textureBrowser );
  
 -              g_TextureBrowser.m_texture_scroll.visible(g_TextureBrowser.m_showTextureScrollbar);
 +              textureBrowser.m_texture_scroll.visible(textureBrowser.m_showTextureScrollbar);
        }
        { // gl_widget
 -              g_TextureBrowser.m_gl_widget = glwidget_new( FALSE );
 -              g_object_ref( g_TextureBrowser.m_gl_widget._handle );
 +#ifdef WORKAROUND_MACOS_GTK2_GLWIDGET
 +              textureBrowser.m_vframe = ui::VBox( FALSE, 0 );
 +              table.attach(textureBrowser.m_vframe, {1, 2, 1, 2});
 +
 +              textureBrowser.m_vfiller = ui::VBox( FALSE, 0 );
 +              textureBrowser.m_vframe.pack_start( textureBrowser.m_vfiller, FALSE, FALSE, 0 );
  
 -              gtk_widget_set_events( g_TextureBrowser.m_gl_widget, GDK_DESTROY | GDK_EXPOSURE_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_POINTER_MOTION_MASK | GDK_SCROLL_MASK );
 -              gtk_widget_set_can_focus( g_TextureBrowser.m_gl_widget, true );
 +              textureBrowser.m_hframe = ui::HBox( FALSE, 0 );
 +              textureBrowser.m_vframe.pack_start( textureBrowser.m_hframe, TRUE, TRUE, 0 );
  
 -              table.attach(g_TextureBrowser.m_gl_widget, {1, 2, 1, 2});
 -              g_TextureBrowser.m_gl_widget.show();
 +              textureBrowser.m_hfiller = ui::HBox( FALSE, 0 );
 +              textureBrowser.m_hframe.pack_start( textureBrowser.m_hfiller, FALSE, FALSE, 0 );
  
 -              g_TextureBrowser.m_sizeHandler = g_TextureBrowser.m_gl_widget.connect( "size_allocate", G_CALLBACK( TextureBrowser_size_allocate ), &g_TextureBrowser );
 -              g_TextureBrowser.m_exposeHandler = g_TextureBrowser.m_gl_widget.on_render( G_CALLBACK( TextureBrowser_expose ), &g_TextureBrowser );
 +              textureBrowser.m_vframe.show();
 +              textureBrowser.m_vfiller.show();
 +              textureBrowser.m_hframe.show(),
 +              textureBrowser.m_hfiller.show();
 +#else // !WORKAROUND_MACOS_GTK2_GLWIDGET
 +              textureBrowser.m_frame = ui::VBox( FALSE, 0 );
 +              table.attach(textureBrowser.m_frame, {1, 2, 1, 2});
 +              textureBrowser.m_frame.show();
 +#endif // !WORKAROUND_MACOS_GTK2_GLWIDGET
  
 -              g_TextureBrowser.m_gl_widget.connect( "button_press_event", G_CALLBACK( TextureBrowser_button_press ), &g_TextureBrowser );
 -              g_TextureBrowser.m_gl_widget.connect( "button_release_event", G_CALLBACK( TextureBrowser_button_release ), &g_TextureBrowser );
 -              g_TextureBrowser.m_gl_widget.connect( "motion_notify_event", G_CALLBACK( TextureBrowser_motion ), &g_TextureBrowser );
 -              g_TextureBrowser.m_gl_widget.connect( "scroll_event", G_CALLBACK( TextureBrowser_scroll ), &g_TextureBrowser );
 +              TextureBrowser_constructGLWidget();
        }
  
        // tag stuff
 -      if ( g_TextureBrowser.m_tags ) {
 +      if ( textureBrowser.m_tags ) {
                { // fill tag GtkListStore
 -                      g_TextureBrowser.m_all_tags_list = ui::ListStore::from(gtk_list_store_new( N_COLUMNS, G_TYPE_STRING ));
 -            auto sortable = GTK_TREE_SORTABLE( g_TextureBrowser.m_all_tags_list );
 +                      textureBrowser.m_all_tags_list = ui::ListStore::from(gtk_list_store_new( N_COLUMNS, G_TYPE_STRING ));
 +            auto sortable = GTK_TREE_SORTABLE( textureBrowser.m_all_tags_list );
                        gtk_tree_sortable_set_sort_column_id( sortable, TAG_COLUMN, GTK_SORT_ASCENDING );
  
 -                      TagBuilder.GetAllTags( g_TextureBrowser.m_all_tags );
 +                      TagBuilder.GetAllTags( textureBrowser.m_all_tags );
                        TextureBrowser_buildTagList();
                }
                { // tag menu bar
                        gtk_menu_shell_append( GTK_MENU_SHELL( menu_bar ), tags_item );
                }
                { // Tag TreeView
 -                      g_TextureBrowser.m_scr_win_tags = ui::ScrolledWindow(ui::New);
 -                      gtk_container_set_border_width( GTK_CONTAINER( g_TextureBrowser.m_scr_win_tags ), 0 );
 +                      textureBrowser.m_scr_win_tags = ui::ScrolledWindow(ui::New);
 +                      gtk_container_set_border_width( GTK_CONTAINER( textureBrowser.m_scr_win_tags ), 0 );
  
                        // vertical only scrolling for treeview
 -                      gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( g_TextureBrowser.m_scr_win_tags ), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS );
 +                      gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( textureBrowser.m_scr_win_tags ), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS );
  
                        TextureBrowser_createTreeViewTags();
  
 -            auto selection = gtk_tree_view_get_selection(g_TextureBrowser.m_treeViewTags );
 +            auto selection = gtk_tree_view_get_selection(textureBrowser.m_treeViewTags );
                        gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
  
 -                      gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( g_TextureBrowser.m_scr_win_tags ), g_TextureBrowser.m_treeViewTags  );
 -                      g_TextureBrowser.m_treeViewTags.show();
 +                      gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( textureBrowser.m_scr_win_tags ), textureBrowser.m_treeViewTags  );
 +                      textureBrowser.m_treeViewTags.show();
                }
                { // Texture/Tag notebook
                        TextureBrowser_constructTagNotebook();
 -                      vbox.pack_start( g_TextureBrowser.m_tag_notebook, TRUE, TRUE, 0 );
 +                      vbox.pack_start( textureBrowser.m_tag_notebook, TRUE, TRUE, 0 );
                }
                { // Tag search button
                        TextureBrowser_constructSearchButton();
 -                      vbox.pack_end(g_TextureBrowser.m_search_button, FALSE, FALSE, 0);
 +                      vbox.pack_end(textureBrowser.m_search_button, FALSE, FALSE, 0);
                }
                auto frame_table = ui::Table(3, 3, FALSE);
                { // Tag frame
  
 -                      g_TextureBrowser.m_tag_frame = ui::Frame( "Tag assignment" );
 -                      gtk_frame_set_label_align( GTK_FRAME( g_TextureBrowser.m_tag_frame ), 0.5, 0.5 );
 -                      gtk_frame_set_shadow_type( GTK_FRAME( g_TextureBrowser.m_tag_frame ), GTK_SHADOW_NONE );
 +                      textureBrowser.m_tag_frame = ui::Frame( "Tag assignment" );
 +                      gtk_frame_set_label_align( GTK_FRAME( textureBrowser.m_tag_frame ), 0.5, 0.5 );
 +                      gtk_frame_set_shadow_type( GTK_FRAME( textureBrowser.m_tag_frame ), GTK_SHADOW_NONE );
  
 -                      table.attach(g_TextureBrowser.m_tag_frame, {1, 3, 2, 3}, {GTK_FILL, GTK_SHRINK});
 +                      table.attach(textureBrowser.m_tag_frame, {1, 3, 2, 3}, {GTK_FILL, GTK_SHRINK});
  
                        frame_table.show();
  
 -                      g_TextureBrowser.m_tag_frame.add(frame_table);
 +                      textureBrowser.m_tag_frame.add(frame_table);
                }
                { // assigned tag list
                        ui::Widget scrolled_win = ui::ScrolledWindow(ui::New);
                        gtk_container_set_border_width( GTK_CONTAINER( scrolled_win ), 0 );
                        gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( scrolled_win ), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS );
  
 -                      g_TextureBrowser.m_assigned_store = ui::ListStore::from(gtk_list_store_new( N_COLUMNS, G_TYPE_STRING ));
 +                      textureBrowser.m_assigned_store = ui::ListStore::from(gtk_list_store_new( N_COLUMNS, G_TYPE_STRING ));
  
 -            auto sortable = GTK_TREE_SORTABLE( g_TextureBrowser.m_assigned_store );
 +            auto sortable = GTK_TREE_SORTABLE( textureBrowser.m_assigned_store );
                        gtk_tree_sortable_set_sort_column_id( sortable, TAG_COLUMN, GTK_SORT_ASCENDING );
  
                        auto renderer = ui::CellRendererText(ui::New);
  
 -                      g_TextureBrowser.m_assigned_tree = ui::TreeView(ui::TreeModel::from(g_TextureBrowser.m_assigned_store._handle));
 -                      g_TextureBrowser.m_assigned_store.unref();
 -                      g_TextureBrowser.m_assigned_tree.connect( "row-activated", (GCallback) TextureBrowser_removeTags, NULL );
 -                      gtk_tree_view_set_headers_visible(g_TextureBrowser.m_assigned_tree, FALSE );
 +                      textureBrowser.m_assigned_tree = ui::TreeView(ui::TreeModel::from(textureBrowser.m_assigned_store._handle));
 +                      textureBrowser.m_assigned_store.unref();
 +                      textureBrowser.m_assigned_tree.connect( "row-activated", (GCallback) TextureBrowser_removeTags, NULL );
 +                      gtk_tree_view_set_headers_visible(textureBrowser.m_assigned_tree, FALSE );
  
 -            auto selection = gtk_tree_view_get_selection(g_TextureBrowser.m_assigned_tree );
 +            auto selection = gtk_tree_view_get_selection(textureBrowser.m_assigned_tree );
                        gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
  
              auto column = ui::TreeViewColumn( "", renderer, {{"text", TAG_COLUMN}} );
 -                      gtk_tree_view_append_column(g_TextureBrowser.m_assigned_tree, column );
 -                      g_TextureBrowser.m_assigned_tree.show();
 +                      gtk_tree_view_append_column(textureBrowser.m_assigned_tree, column );
 +                      textureBrowser.m_assigned_tree.show();
  
                        scrolled_win.show();
 -                      gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( scrolled_win ), g_TextureBrowser.m_assigned_tree  );
 +                      gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( scrolled_win ), textureBrowser.m_assigned_tree  );
  
                        frame_table.attach(scrolled_win, {0, 1, 1, 3}, {GTK_FILL, GTK_FILL});
                }
                        gtk_container_set_border_width( GTK_CONTAINER( scrolled_win ), 0 );
                        gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( scrolled_win ), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS );
  
 -                      g_TextureBrowser.m_available_store = ui::ListStore::from(gtk_list_store_new( N_COLUMNS, G_TYPE_STRING ));
 -            auto sortable = GTK_TREE_SORTABLE( g_TextureBrowser.m_available_store );
 +                      textureBrowser.m_available_store = ui::ListStore::from(gtk_list_store_new( N_COLUMNS, G_TYPE_STRING ));
 +            auto sortable = GTK_TREE_SORTABLE( textureBrowser.m_available_store );
                        gtk_tree_sortable_set_sort_column_id( sortable, TAG_COLUMN, GTK_SORT_ASCENDING );
  
                        auto renderer = ui::CellRendererText(ui::New);
  
 -                      g_TextureBrowser.m_available_tree = ui::TreeView(ui::TreeModel::from(g_TextureBrowser.m_available_store._handle));
 -                      g_TextureBrowser.m_available_store.unref();
 -                      g_TextureBrowser.m_available_tree.connect( "row-activated", (GCallback) TextureBrowser_assignTags, NULL );
 -                      gtk_tree_view_set_headers_visible(g_TextureBrowser.m_available_tree, FALSE );
 +                      textureBrowser.m_available_tree = ui::TreeView(ui::TreeModel::from(textureBrowser.m_available_store._handle));
 +                      textureBrowser.m_available_store.unref();
 +                      textureBrowser.m_available_tree.connect( "row-activated", (GCallback) TextureBrowser_assignTags, NULL );
 +                      gtk_tree_view_set_headers_visible(textureBrowser.m_available_tree, FALSE );
  
 -            auto selection = gtk_tree_view_get_selection(g_TextureBrowser.m_available_tree );
 +            auto selection = gtk_tree_view_get_selection(textureBrowser.m_available_tree );
                        gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
  
              auto column = ui::TreeViewColumn( "", renderer, {{"text", TAG_COLUMN}} );
 -                      gtk_tree_view_append_column(g_TextureBrowser.m_available_tree, column );
 -                      g_TextureBrowser.m_available_tree.show();
 +                      gtk_tree_view_append_column(textureBrowser.m_available_tree, column );
 +                      textureBrowser.m_available_tree.show();
  
                        scrolled_win.show();
 -                      gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( scrolled_win ), g_TextureBrowser.m_available_tree  );
 +                      gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( scrolled_win ), textureBrowser.m_available_tree  );
  
                        frame_table.attach(scrolled_win, {2, 3, 1, 3}, {GTK_FILL, GTK_FILL});
                }
                }
        }
        else { // no tag support, show the texture tree only
 -              vbox.pack_start( g_TextureBrowser.m_scr_win_tree, TRUE, TRUE, 0 );
 +              vbox.pack_start( textureBrowser.m_scr_win_tree, TRUE, TRUE, 0 );
        }
  
        // TODO do we need this?
        //gtk_container_set_focus_chain(GTK_CONTAINER(hbox_table), NULL);
  
 +      isWindowConstructed = true;
 +
        return table;
  }
  
 +void TextureBrowser_destroyGLWidget(){
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
 +      if ( isGLWidgetConstructed )
 +      {
 +              g_signal_handler_disconnect( G_OBJECT( textureBrowser.m_gl_widget ), textureBrowser.m_sizeHandler );
 +              g_signal_handler_disconnect( G_OBJECT( textureBrowser.m_gl_widget ), textureBrowser.m_exposeHandler );
 +
 +#ifdef WORKAROUND_MACOS_GTK2_GLWIDGET
 +              textureBrowser.m_hframe.remove( textureBrowser.m_gl_widget );
 +#else // !WORKAROUND_MACOS_GTK2_GLWIDGET
 +              textureBrowser.m_frame.remove( textureBrowser.m_gl_widget );
 +#endif // !WORKAROUND_MACOS_GTK2_GLWIDGET
 +
 +              textureBrowser.m_gl_widget.unref();
 +
 +              isGLWidgetConstructed = false;
 +      }
 +}
 +
  void TextureBrowser_destroyWindow(){
        GlobalShaderSystem().setActiveShadersChangedNotify( Callback<void()>() );
  
 -      g_signal_handler_disconnect( G_OBJECT( g_TextureBrowser.m_gl_widget ), g_TextureBrowser.m_sizeHandler );
 -      g_signal_handler_disconnect( G_OBJECT( g_TextureBrowser.m_gl_widget ), g_TextureBrowser.m_exposeHandler );
 +      TextureBrowser_destroyGLWidget();
 +}
 +
 +#ifdef WORKAROUND_MACOS_GTK2_GLWIDGET
 +/* workaround for gtkglext on gtk 2 issue: OpenGL texture viewport being drawn over the other pages */
 +/* this is very ugly: force the resizing of the viewport to a single bottom line by forcing the
 + * resizing of the gl widget by expanding some empty boxes, so the widget area size is reduced
 + * while covered by another page, so the texture viewport is still rendered over the other page
 + * but does not annoy the user that much because it's just a line on the bottom that may even
 + * be printed over existing bottom frame or very close to it. */
 +void TextureBrowser_showGLWidget(){
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
 +      if ( isWindowConstructed && isGLWidgetConstructed )
 +      {
 +              textureBrowser.m_vframe.set_child_packing( textureBrowser.m_vfiller, FALSE, FALSE, 0, ui::Packing::START );
 +              textureBrowser.m_vframe.set_child_packing( textureBrowser.m_hframe, TRUE, TRUE, 0, ui::Packing::START );
 +              textureBrowser.m_vframe.set_child_packing( textureBrowser.m_hfiller, FALSE, FALSE, 0, ui::Packing::START );
 +              textureBrowser.m_vframe.set_child_packing( textureBrowser.m_gl_widget, TRUE, TRUE, 0, ui::Packing::START );
 +
 +              textureBrowser.m_gl_widget.show();
 +}
 +}
 +
 +void TextureBrowser_hideGLWidget(){
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
 +      if ( isWindowConstructed && isGLWidgetConstructed )
 +      {
 +              textureBrowser.m_vframe.set_child_packing( textureBrowser.m_vfiller, TRUE, TRUE, 0, ui::Packing::START);
 +              textureBrowser.m_vframe.set_child_packing( textureBrowser.m_hframe, FALSE, FALSE, 0, ui::Packing::END );
 +              textureBrowser.m_vframe.set_child_packing( textureBrowser.m_hfiller, TRUE, TRUE, 0, ui::Packing::START);
 +              textureBrowser.m_vframe.set_child_packing( textureBrowser.m_gl_widget, FALSE, FALSE, 0, ui::Packing::END );
 +
 +              // The hack needs the GL widget to not be hidden to work,
 +              // so resizing it triggers the redraw of it with the new size.
 +              // GlobalTextureBrowser().m_gl_widget.hide();
  
 -      g_TextureBrowser.m_gl_widget.unref();
 +              // Trigger the redraw.
 +              TextureBrowser_redraw( &GlobalTextureBrowser() );
 +              ui::process();
 +      }
  }
 +#endif // WORKAROUND_MACOS_GTK2_GLWIDGET
  
  const Vector3& TextureBrowser_getBackgroundColour( TextureBrowser& textureBrowser ){
        return textureBrowser.color_textureback;
@@@ -2522,7 -2415,7 +2597,7 @@@ void TextureBrowser_selectionHelper( ui
  }
  
  void TextureBrowser_shaderInfo(){
 -      const char* name = TextureBrowser_GetSelectedShader( g_TextureBrowser );
 +      const char* name = TextureBrowser_GetSelectedShader( GlobalTextureBrowser() );
        IShader* shader = QERApp_Shader_ForName( name );
  
        DoShaderInfoDlg( name, shader->getShaderFileName(), "Shader Info" );
  
  void TextureBrowser_addTag(){
        CopiedString tag;
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
  
        EMessageBoxReturn result = DoShaderTagDlg( &tag, "Add shader tag" );
  
        if ( result == eIDOK && !tag.empty() ) {
                GtkTreeIter iter;
 -              g_TextureBrowser.m_all_tags.insert( tag.c_str() );
 -              gtk_list_store_append( g_TextureBrowser.m_available_store, &iter );
 -              gtk_list_store_set( g_TextureBrowser.m_available_store, &iter, TAG_COLUMN, tag.c_str(), -1 );
 +              textureBrowser.m_all_tags.insert( tag.c_str() );
 +              gtk_list_store_append( textureBrowser.m_available_store, &iter );
 +              gtk_list_store_set( textureBrowser.m_available_store, &iter, TAG_COLUMN, tag.c_str(), -1 );
  
                // Select the currently added tag in the available list
 -        auto selection = gtk_tree_view_get_selection(g_TextureBrowser.m_available_tree );
 +        auto selection = gtk_tree_view_get_selection(textureBrowser.m_available_tree );
                gtk_tree_selection_select_iter( selection, &iter );
  
 -              g_TextureBrowser.m_all_tags_list.append(TAG_COLUMN, tag.c_str());
 +              textureBrowser.m_all_tags_list.append(TAG_COLUMN, tag.c_str());
        }
  }
  
@@@ -2559,9 -2451,8 +2634,9 @@@ void TextureBrowser_renameTag()
         */
  
        GSList* selected = NULL;
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
  
 -    auto selection = gtk_tree_view_get_selection(g_TextureBrowser.m_treeViewTags );
 +      auto selection = gtk_tree_view_get_selection(textureBrowser.m_treeViewTags );
        gtk_tree_selection_selected_foreach( selection, GtkTreeSelectionForeachFunc( TextureBrowser_selectionHelper ), &selected );
  
        if ( g_slist_length( selected ) == 1 ) { // we only rename a single tag
                        gchar* rowTag;
                        gchar* oldTag = (char*)selected->data;
  
 -                      bool row = gtk_tree_model_get_iter_first(g_TextureBrowser.m_all_tags_list, &iterList ) != 0;
 +                      bool row = gtk_tree_model_get_iter_first(textureBrowser.m_all_tags_list, &iterList ) != 0;
  
                        while ( row )
                        {
 -                              gtk_tree_model_get(g_TextureBrowser.m_all_tags_list, &iterList, TAG_COLUMN, &rowTag, -1 );
 +                              gtk_tree_model_get(textureBrowser.m_all_tags_list, &iterList, TAG_COLUMN, &rowTag, -1 );
  
                                if ( strcmp( rowTag, oldTag ) == 0 ) {
 -                                      gtk_list_store_set( g_TextureBrowser.m_all_tags_list, &iterList, TAG_COLUMN, newTag.c_str(), -1 );
 +                                      gtk_list_store_set( textureBrowser.m_all_tags_list, &iterList, TAG_COLUMN, newTag.c_str(), -1 );
                                }
 -                              row = gtk_tree_model_iter_next(g_TextureBrowser.m_all_tags_list, &iterList ) != 0;
 +                              row = gtk_tree_model_iter_next(textureBrowser.m_all_tags_list, &iterList ) != 0;
                        }
  
                        TagBuilder.RenameShaderTag( oldTag, newTag.c_str() );
  
 -                      g_TextureBrowser.m_all_tags.erase( (CopiedString)oldTag );
 -                      g_TextureBrowser.m_all_tags.insert( newTag );
 +                      textureBrowser.m_all_tags.erase( (CopiedString)oldTag );
 +                      textureBrowser.m_all_tags.insert( newTag );
  
 -                      BuildStoreAssignedTags( g_TextureBrowser.m_assigned_store, g_TextureBrowser.shader.c_str(), &g_TextureBrowser );
 -                      BuildStoreAvailableTags( g_TextureBrowser.m_available_store, g_TextureBrowser.m_assigned_store, g_TextureBrowser.m_all_tags, &g_TextureBrowser );
 +                      BuildStoreAssignedTags( textureBrowser.m_assigned_store, textureBrowser.shader.c_str(), &textureBrowser );
 +                      BuildStoreAvailableTags( textureBrowser.m_available_store, textureBrowser.m_assigned_store, textureBrowser.m_all_tags, &textureBrowser );
                }
        }
        else
        {
 -              ui::alert( g_TextureBrowser.m_parent, "Select a single tag for renaming." );
 +              ui::alert( textureBrowser.m_parent, "Select a single tag for renaming." );
        }
  }
  
  void TextureBrowser_deleteTag(){
        GSList* selected = NULL;
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
  
 -    auto selection = gtk_tree_view_get_selection(g_TextureBrowser.m_treeViewTags );
 +      auto selection = gtk_tree_view_get_selection(textureBrowser.m_treeViewTags );
        gtk_tree_selection_selected_foreach( selection, GtkTreeSelectionForeachFunc( TextureBrowser_selectionHelper ), &selected );
  
        if ( g_slist_length( selected ) == 1 ) { // we only delete a single tag
 -              auto result = ui::alert( g_TextureBrowser.m_parent, "Are you sure you want to delete the selected tag?", "Delete Tag", ui::alert_type::YESNO, ui::alert_icon::Question );
 +              auto result = ui::alert( textureBrowser.m_parent, "Are you sure you want to delete the selected tag?", "Delete Tag", ui::alert_type::YESNO, ui::alert_icon::Question );
  
                if ( result == ui::alert_response::YES ) {
                        GtkTreeIter iterSelected;
  
                        gchar* tagSelected = (char*)selected->data;
  
 -                      bool row = gtk_tree_model_get_iter_first(g_TextureBrowser.m_all_tags_list, &iterSelected ) != 0;
 +                      bool row = gtk_tree_model_get_iter_first(textureBrowser.m_all_tags_list, &iterSelected ) != 0;
  
                        while ( row )
                        {
 -                              gtk_tree_model_get(g_TextureBrowser.m_all_tags_list, &iterSelected, TAG_COLUMN, &rowTag, -1 );
 +                              gtk_tree_model_get(textureBrowser.m_all_tags_list, &iterSelected, TAG_COLUMN, &rowTag, -1 );
  
                                if ( strcmp( rowTag, tagSelected ) == 0 ) {
 -                                      gtk_list_store_remove( g_TextureBrowser.m_all_tags_list, &iterSelected );
 +                                      gtk_list_store_remove( textureBrowser.m_all_tags_list, &iterSelected );
                                        break;
                                }
 -                              row = gtk_tree_model_iter_next(g_TextureBrowser.m_all_tags_list, &iterSelected ) != 0;
 +                              row = gtk_tree_model_iter_next(textureBrowser.m_all_tags_list, &iterSelected ) != 0;
                        }
  
                        TagBuilder.DeleteTag( tagSelected );
 -                      g_TextureBrowser.m_all_tags.erase( (CopiedString)tagSelected );
 +                      textureBrowser.m_all_tags.erase( (CopiedString)tagSelected );
  
 -                      BuildStoreAssignedTags( g_TextureBrowser.m_assigned_store, g_TextureBrowser.shader.c_str(), &g_TextureBrowser );
 -                      BuildStoreAvailableTags( g_TextureBrowser.m_available_store, g_TextureBrowser.m_assigned_store, g_TextureBrowser.m_all_tags, &g_TextureBrowser );
 +                      BuildStoreAssignedTags( textureBrowser.m_assigned_store, textureBrowser.shader.c_str(), &textureBrowser );
 +                      BuildStoreAvailableTags( textureBrowser.m_available_store, textureBrowser.m_assigned_store, textureBrowser.m_all_tags, &textureBrowser );
                }
        }
        else {
 -              ui::alert( g_TextureBrowser.m_parent, "Select a single tag for deletion." );
 +              ui::alert( textureBrowser.m_parent, "Select a single tag for deletion." );
        }
  }
  
  void TextureBrowser_copyTag(){
 -      g_TextureBrowser.m_copied_tags.clear();
 -      TagBuilder.GetShaderTags( g_TextureBrowser.shader.c_str(), g_TextureBrowser.m_copied_tags );
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
 +      textureBrowser.m_copied_tags.clear();
 +      TagBuilder.GetShaderTags( textureBrowser.shader.c_str(), textureBrowser.m_copied_tags );
  }
  
  void TextureBrowser_pasteTag(){
 -      IShader* ishader = QERApp_Shader_ForName( g_TextureBrowser.shader.c_str() );
 -      CopiedString shader = g_TextureBrowser.shader.c_str();
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
 +      IShader* ishader = QERApp_Shader_ForName( textureBrowser.shader.c_str() );
 +      CopiedString shader = textureBrowser.shader.c_str();
  
        if ( !TagBuilder.CheckShaderTag( shader.c_str() ) ) {
                CopiedString shaderFile = ishader->getShaderFileName();
                        TagBuilder.AddShaderNode( shader.c_str(), CUSTOM, SHADER );
                }
  
 -              for ( size_t i = 0; i < g_TextureBrowser.m_copied_tags.size(); ++i )
 +              for ( size_t i = 0; i < textureBrowser.m_copied_tags.size(); ++i )
                {
 -                      TagBuilder.AddShaderTag( shader.c_str(), g_TextureBrowser.m_copied_tags[i].c_str(), TAG );
 +                      TagBuilder.AddShaderTag( shader.c_str(), textureBrowser.m_copied_tags[i].c_str(), TAG );
                }
        }
        else
        {
 -              for ( size_t i = 0; i < g_TextureBrowser.m_copied_tags.size(); ++i )
 +              for ( size_t i = 0; i < textureBrowser.m_copied_tags.size(); ++i )
                {
 -                      if ( !TagBuilder.CheckShaderTag( shader.c_str(), g_TextureBrowser.m_copied_tags[i].c_str() ) ) {
 +                      if ( !TagBuilder.CheckShaderTag( shader.c_str(), textureBrowser.m_copied_tags[i].c_str() ) ) {
                                // the tag doesn't exist - let's add it
 -                              TagBuilder.AddShaderTag( shader.c_str(), g_TextureBrowser.m_copied_tags[i].c_str(), TAG );
 +                              TagBuilder.AddShaderTag( shader.c_str(), textureBrowser.m_copied_tags[i].c_str(), TAG );
                        }
                }
        }
        ishader->DecRef();
  
        TagBuilder.SaveXmlDoc();
 -      BuildStoreAssignedTags( g_TextureBrowser.m_assigned_store, shader.c_str(), &g_TextureBrowser );
 -      BuildStoreAvailableTags( g_TextureBrowser.m_available_store, g_TextureBrowser.m_assigned_store, g_TextureBrowser.m_all_tags, &g_TextureBrowser );
 +      BuildStoreAssignedTags( textureBrowser.m_assigned_store, shader.c_str(), &textureBrowser );
 +      BuildStoreAvailableTags( textureBrowser.m_available_store, textureBrowser.m_assigned_store, textureBrowser.m_all_tags, &textureBrowser );
  }
  
  void TextureBrowser_RefreshShaders(){
-       ScopeDisableScreenUpdates disableScreenUpdates( "Processing...", "Loading Shaders" );
-       GlobalShaderSystem().refresh();
-       UpdateAllWindows();
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
+       /* When shaders are refreshed, forces reloading the textures as well.
+       Previously it would at best only display shaders, at worst mess up some textured objects. */
      auto selection = gtk_tree_view_get_selection(GlobalTextureBrowser().m_treeViewTree);
        GtkTreeModel* model = NULL;
        GtkTreeIter iter;
                if ( !TextureBrowser_showWads() ) {
                        strcat( dirName, "/" );
                }
+               ScopeDisableScreenUpdates disableScreenUpdates( "Processing...", "Loading Shaders" );
+               GlobalShaderSystem().refresh();
+               UpdateAllWindows();
                TextureBrowser_ShowDirectory( GlobalTextureBrowser(), dirName );
                TextureBrowser_queueDraw( GlobalTextureBrowser() );
        }
+       else{
+               ScopeDisableScreenUpdates disableScreenUpdates( "Processing...", "Loading Shaders" );
+               GlobalShaderSystem().refresh();
+               UpdateAllWindows();
+       }
  }
  
  void TextureBrowser_ToggleShowShaders(){
 -      g_TextureBrowser.m_showShaders ^= 1;
 -      g_TextureBrowser.m_showshaders_item.update();
 +      GlobalTextureBrowser().m_showShaders ^= 1;
 +      GlobalTextureBrowser().m_showshaders_item.update();
 -      g_TextureBrowser.m_heightChanged = true;
 -      g_TextureBrowser.m_originInvalid = true;
++      GlobalTextureBrowser().m_heightChanged = true;
++      GlobalTextureBrowser().m_originInvalid = true;
+       g_activeShadersChangedCallbacks();
 -      TextureBrowser_queueDraw( g_TextureBrowser );
++      TextureBrowser_queueDraw( GlobalTextureBrowser() );
+ }
+ void TextureBrowser_ToggleShowTextures(){
 -      g_TextureBrowser.m_showTextures ^= 1;
 -      g_TextureBrowser.m_showtextures_item.update();
++      GlobalTextureBrowser().m_showTextures ^= 1;
++      GlobalTextureBrowser().m_showtextures_item.update();
 -      g_TextureBrowser.m_heightChanged = true;
 -      g_TextureBrowser.m_originInvalid = true;
++      GlobalTextureBrowser().m_heightChanged = true;
++      GlobalTextureBrowser().m_originInvalid = true;
+       g_activeShadersChangedCallbacks();
 -      TextureBrowser_queueDraw( g_TextureBrowser );
 +      TextureBrowser_queueDraw( GlobalTextureBrowser() );
  }
  
  void TextureBrowser_ToggleShowShaderListOnly(){
        g_TextureBrowser_shaderlistOnly ^= 1;
 -      g_TextureBrowser.m_showshaderlistonly_item.update();
 +      GlobalTextureBrowser().m_showshaderlistonly_item.update();
  
        TextureBrowser_constructTreeStore();
  }
  
  void TextureBrowser_showAll(){
        g_TextureBrowser_currentDirectory = "";
 -      g_TextureBrowser.m_searchedTags = false;
 -//    TextureBrowser_SetHideUnused( g_TextureBrowser, false );
 +      GlobalTextureBrowser().m_searchedTags = false;
-       TextureBrowser_heightChanged( GlobalTextureBrowser() );
++//    TextureBrowser_SetHideUnused( GlobalTextureBrowser(), false );
+       TextureBrowser_ToggleHideUnused();
 -      //TextureBrowser_heightChanged( g_TextureBrowser );
++      //TextureBrowser_heightChanged( GlobalTextureBrowser() );
        TextureBrowser_updateTitle();
  }
  
  void TextureBrowser_showUntagged(){
 -      auto result = ui::alert( g_TextureBrowser.m_parent, "WARNING! This function might need a lot of memory and time. Are you sure you want to use it?", "Show Untagged", ui::alert_type::YESNO, ui::alert_icon::Warning );
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
 +      auto result = ui::alert( textureBrowser.m_parent, "WARNING! This function might need a lot of memory and time. Are you sure you want to use it?", "Show Untagged", ui::alert_type::YESNO, ui::alert_icon::Warning );
  
        if ( result == ui::alert_response::YES ) {
 -              g_TextureBrowser.m_found_shaders.clear();
 -              TagBuilder.GetUntagged( g_TextureBrowser.m_found_shaders );
 +              textureBrowser.m_found_shaders.clear();
 +              TagBuilder.GetUntagged( textureBrowser.m_found_shaders );
                std::set<CopiedString>::iterator iter;
  
                ScopeDisableScreenUpdates disableScreenUpdates( "Searching untagged textures...", "Loading Textures" );
  
 -              for ( iter = g_TextureBrowser.m_found_shaders.begin(); iter != g_TextureBrowser.m_found_shaders.end(); iter++ )
 +              for ( iter = textureBrowser.m_found_shaders.begin(); iter != textureBrowser.m_found_shaders.end(); iter++ )
                {
                        std::string path = ( *iter ).c_str();
                        size_t pos = path.find_last_of( "/", path.size() );
  
                g_TextureBrowser_currentDirectory = "Untagged";
                TextureBrowser_queueDraw( GlobalTextureBrowser() );
 -              TextureBrowser_heightChanged( g_TextureBrowser );
 +              TextureBrowser_heightChanged( textureBrowser );
                TextureBrowser_updateTitle();
        }
  }
@@@ -2842,7 -2758,7 +2947,7 @@@ struct TextureScale 
  
  struct UniformTextureSize {
        static void Export(const TextureBrowser &self, const Callback<void(int)> &returnz) {
 -              returnz(g_TextureBrowser.m_uniformTextureSize);
 +              returnz(GlobalTextureBrowser().m_uniformTextureSize);
        }
  
        static void Import(TextureBrowser &self, int value) {
  
  struct UniformTextureMinSize {
        static void Export(const TextureBrowser &self, const Callback<void(int)> &returnz) {
 -              returnz(g_TextureBrowser.m_uniformTextureMinSize);
 +              returnz(GlobalTextureBrowser().m_uniformTextureMinSize);
        }
  
        static void Import(TextureBrowser &self, int value) {
@@@ -2879,7 -2795,7 +2984,7 @@@ void TextureBrowser_constructPreference
        page.appendSpinner( "Thumbnails Min Size", GlobalTextureBrowser().m_uniformTextureMinSize, GlobalTextureBrowser().m_uniformTextureMinSize, 16, 8192 );
        page.appendEntry( "Mousewheel Increment", GlobalTextureBrowser().m_mouseWheelScrollIncrement );
        {
 -              const char* startup_shaders[] = { "None", TextureBrowser_getComonShadersName() };
 +              const char* startup_shaders[] = { "None", TextureBrowser_getCommonShadersName() };
                page.appendCombo( "Load Shaders at Startup", reinterpret_cast<int&>( GlobalTextureBrowser().m_startupShaders ), STRING_ARRAY_RANGE( startup_shaders ) );
        }
  }
@@@ -2901,8 -2817,6 +3006,8 @@@ void TextureBrowser_registerPreferences
  void TextureClipboard_textureSelected( const char* shader );
  
  void TextureBrowser_Construct(){
 +      TextureBrowser &textureBrowser = GlobalTextureBrowser();
 +
        GlobalCommands_insert( "ShaderInfo", makeCallbackF(TextureBrowser_shaderInfo) );
        GlobalCommands_insert( "ShowUntagged", makeCallbackF(TextureBrowser_showUntagged) );
        GlobalCommands_insert( "AddTag", makeCallbackF(TextureBrowser_addTag) );
        GlobalCommands_insert( "CopyTag", makeCallbackF(TextureBrowser_copyTag) );
        GlobalCommands_insert( "PasteTag", makeCallbackF(TextureBrowser_pasteTag) );
        GlobalCommands_insert( "RefreshShaders", makeCallbackF(VFS_Refresh) );
 -      GlobalToggles_insert( "ShowInUse", makeCallbackF(TextureBrowser_ToggleHideUnused), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_hideunused_item ), Accelerator( 'U' ) );
 +      GlobalToggles_insert( "ShowInUse", makeCallbackF(TextureBrowser_ToggleHideUnused), ToggleItem::AddCallbackCaller( textureBrowser.m_hideunused_item ), Accelerator( 'U' ) );
        GlobalCommands_insert( "ShowAllTextures", makeCallbackF(TextureBrowser_showAll), Accelerator( 'A', (GdkModifierType)GDK_CONTROL_MASK ) );
        GlobalCommands_insert( "ToggleTextures", makeCallbackF(TextureBrowser_toggleShow), Accelerator( 'T' ) );
-       GlobalToggles_insert( "ToggleShowShaders", makeCallbackF(TextureBrowser_ToggleShowShaders), ToggleItem::AddCallbackCaller( textureBrowser.m_showshaders_item ) );
-       GlobalToggles_insert( "ToggleShowShaderlistOnly", makeCallbackF(TextureBrowser_ToggleShowShaderListOnly), ToggleItem::AddCallbackCaller( textureBrowser.m_showshaderlistonly_item ) );
-       GlobalToggles_insert( "FixedSize", makeCallbackF(TextureBrowser_FixedSize), ToggleItem::AddCallbackCaller( textureBrowser.m_fixedsize_item ) );
-       GlobalToggles_insert( "FilterMissing", makeCallbackF(TextureBrowser_FilterMissing), ToggleItem::AddCallbackCaller( textureBrowser.m_filternotex_item ) );
-       GlobalToggles_insert( "FilterFallback", makeCallbackF(TextureBrowser_FilterFallback), ToggleItem::AddCallbackCaller( textureBrowser.m_hidenotex_item ) );
-       GlobalToggles_insert( "EnableAlpha", makeCallbackF(TextureBrowser_EnableAlpha), ToggleItem::AddCallbackCaller( textureBrowser.m_enablealpha_item ) );
 -      GlobalToggles_insert( "ToggleShowShaders", makeCallbackF(TextureBrowser_ToggleShowShaders), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_showshaders_item ) );
 -      GlobalToggles_insert( "ToggleShowTextures", makeCallbackF(TextureBrowser_ToggleShowTextures), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_showtextures_item ) );
++      GlobalToggles_insert( "ToggleShowShaders", makeCallbackF(TextureBrowser_ToggleShowShaders), ToggleItem::AddCallbackCaller( GlobalTextureBrowser().m_showshaders_item ) );
++      GlobalToggles_insert( "ToggleShowTextures", makeCallbackF(TextureBrowser_ToggleShowTextures), ToggleItem::AddCallbackCaller( GlobalTextureBrowser().m_showtextures_item ) );
+       GlobalToggles_insert( "ToggleShowShaderlistOnly", makeCallbackF(TextureBrowser_ToggleShowShaderListOnly),
 - ToggleItem::AddCallbackCaller( g_TextureBrowser.m_showshaderlistonly_item ) );
 -      GlobalToggles_insert( "FixedSize", makeCallbackF(TextureBrowser_FixedSize), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_fixedsize_item ) );
 -      GlobalToggles_insert( "FilterMissing", makeCallbackF(TextureBrowser_FilterMissing), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_filternotex_item ) );
 -      GlobalToggles_insert( "FilterFallback", makeCallbackF(TextureBrowser_FilterFallback), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_hidenotex_item ) );
 -      GlobalToggles_insert( "EnableAlpha", makeCallbackF(TextureBrowser_EnableAlpha), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_enablealpha_item ) );
 -
 -      GlobalPreferenceSystem().registerPreference( "TextureScale", make_property_string<TextureScale>(g_TextureBrowser) );
 -      GlobalPreferenceSystem().registerPreference( "UniformTextureSize", make_property_string<UniformTextureSize>(g_TextureBrowser) );
 -      GlobalPreferenceSystem().registerPreference( "UniformTextureMinSize", make_property_string<UniformTextureMinSize>(g_TextureBrowser) );
 -      GlobalPreferenceSystem().registerPreference( "TextureScrollbar", make_property_string<TextureBrowser_ShowScrollbar>(GlobalTextureBrowser()));
 -      GlobalPreferenceSystem().registerPreference( "ShowShaders", make_property_string( GlobalTextureBrowser().m_showShaders ) );
++ ToggleItem::AddCallbackCaller( GlobalTextureBrowser().m_showshaderlistonly_item ) );
++      GlobalToggles_insert( "FixedSize", makeCallbackF(TextureBrowser_FixedSize), ToggleItem::AddCallbackCaller( GlobalTextureBrowser().m_fixedsize_item ) );
++      GlobalToggles_insert( "FilterMissing", makeCallbackF(TextureBrowser_FilterMissing), ToggleItem::AddCallbackCaller( GlobalTextureBrowser().m_filternotex_item ) );
++      GlobalToggles_insert( "FilterFallback", makeCallbackF(TextureBrowser_FilterFallback), ToggleItem::AddCallbackCaller( GlobalTextureBrowser().m_hidenotex_item ) );
++      GlobalToggles_insert( "EnableAlpha", makeCallbackF(TextureBrowser_EnableAlpha), ToggleItem::AddCallbackCaller( GlobalTextureBrowser().m_enablealpha_item ) );
 +
 +      GlobalPreferenceSystem().registerPreference( "TextureScale", make_property_string<TextureScale>(textureBrowser) );
 +      GlobalPreferenceSystem().registerPreference( "UniformTextureSize", make_property_string<UniformTextureSize>(textureBrowser) );
 +      GlobalPreferenceSystem().registerPreference( "UniformTextureMinSize", make_property_string<UniformTextureMinSize>(textureBrowser) );
 +      GlobalPreferenceSystem().registerPreference( "TextureScrollbar", make_property_string<TextureBrowser_ShowScrollbar>(textureBrowser));
 +      GlobalPreferenceSystem().registerPreference( "ShowShaders", make_property_string( textureBrowser.m_showShaders ) );
+       GlobalPreferenceSystem().registerPreference( "ShowTextures", make_property_string( GlobalTextureBrowser().m_showTextures ) );
        GlobalPreferenceSystem().registerPreference( "ShowShaderlistOnly", make_property_string( g_TextureBrowser_shaderlistOnly ) );
        GlobalPreferenceSystem().registerPreference( "FixedSize", make_property_string( g_TextureBrowser_fixedSize ) );
        GlobalPreferenceSystem().registerPreference( "FilterMissing", make_property_string( g_TextureBrowser_filterMissing ) );
        GlobalPreferenceSystem().registerPreference( "EnableAlpha", make_property_string( g_TextureBrowser_enableAlpha ) );
 -      GlobalPreferenceSystem().registerPreference( "LoadShaders", make_property_string( reinterpret_cast<int&>( GlobalTextureBrowser().m_startupShaders ) ) );
 -      GlobalPreferenceSystem().registerPreference( "WheelMouseInc", make_property_string( GlobalTextureBrowser().m_mouseWheelScrollIncrement ) );
 -      GlobalPreferenceSystem().registerPreference( "SI_Colors0", make_property_string( GlobalTextureBrowser().color_textureback ) );
 +      GlobalPreferenceSystem().registerPreference( "LoadShaders", make_property_string( reinterpret_cast<int&>( textureBrowser.m_startupShaders ) ) );
 +      GlobalPreferenceSystem().registerPreference( "WheelMouseInc", make_property_string( textureBrowser.m_mouseWheelScrollIncrement ) );
 +      GlobalPreferenceSystem().registerPreference( "SI_Colors0", make_property_string( textureBrowser.color_textureback ) );
  
 -      g_TextureBrowser.shader = texdef_name_default();
 +      textureBrowser.shader = texdef_name_default();
  
 -      Textures_setModeChangedNotify( ReferenceCaller<TextureBrowser, void(), TextureBrowser_queueDraw>( g_TextureBrowser ) );
 +      Textures_setModeChangedNotify( ReferenceCaller<TextureBrowser, void(), TextureBrowser_queueDraw>( textureBrowser ) );
  
        TextureBrowser_registerPreferencesPage();
  
@@@ -2950,9 -2867,3 +3058,9 @@@ void TextureBrowser_Destroy()
  
        Textures_setModeChangedNotify( Callback<void()>() );
  }
 +
 +#if WORKAROUND_WINDOWS_GTK2_GLWIDGET
 +ui::GLArea TextureBrowser_getGLWidget(){
 +      return GlobalTextureBrowser().m_gl_widget;
 +}
 +#endif // WORKAROUND_WINDOWS_GTK2_GLWIDGET
index 3c09ba2acb5f4fb7af5da4faa899dd4c7b9b7c7d,48a1f86fbde046b5b81b411cb15f18167991125e..345846e67045436c0a7a45acae85fe0df3b8aa1c
  #include "mathlib.h"
  #include "inout.h"
  #include "vfs.h"
 -#include <minizip/unzip.h>
 +#include <unzip.h>
  #include <glib.h>
- #define BAD_MINIZ
- #ifndef BAD_MINIZ
+ #define GARUX_DISABLE_BAD_MINIZ
+ #ifndef GARUX_DISABLE_BAD_MINIZ
  #include "miniz.h"
  #endif
  
@@@ -192,7 -192,6 +192,7 @@@ void vfsInitDirectory( const char *pat
        }
  
        if ( g_numDirs == VFS_MAXDIRS ) {
 +              Sys_FPrintf( SYS_WRN, "WARNING: too many VFS directories, can't init %s\n", path );
                return;
        }
  
  
                                        if ( ext != NULL && ( !Q_stricmp( ext, ".pk3dir" ) || !Q_stricmp( ext, ".dpkdir" ) ) ) {
                                                if ( g_numDirs == VFS_MAXDIRS ) {
 +                                                      g_free( dirlist );
                                                        continue;
                                                }
                                                snprintf( g_strDirs[g_numDirs], PATH_MAX, "%s/%s", path, name );
                                        }
  
                                        if ( ext == NULL || ( Q_stricmp( ext, ".pk3" ) != 0 && Q_stricmp( ext, ".dpk" ) != 0 ) ) {
 +                                              g_free( dirlist );
                                                continue;
                                        }
                                }
@@@ -375,56 -372,6 +375,56 @@@ int vfsGetFileCount( const char *filena
        return count;
  }
  
 +static qboolean isSymlink(const unz_file_info64 *fileInfo) {
 +      // see https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/include/uapi/linux/stat.h
 +      // redefine so it works outside of Unices
 +      const unsigned long Q3MAP_S_IFMT = 00170000;
 +      const unsigned long Q3MAP_S_IFLNK = 0120000;
 +      // see https://trac.edgewall.org/attachment/ticket/8919/ZipDownload.patch
 +      const unsigned long PKZIP_EXTERNAL_ATTR_FILE_TYPE_SHIFT = 16;
 +
 +      unsigned long attr = fileInfo->external_fa >> PKZIP_EXTERNAL_ATTR_FILE_TYPE_SHIFT;
 +      return (attr & Q3MAP_S_IFMT) == Q3MAP_S_IFLNK;
 +}
 +
 +// The zip format has a maximum filename size of 64K
 +static const int MAX_FILENAME_BUF = 65537;
 +
 +/* The symlink implementation is ported from Dæmon engine implementation by slipher which was a complete rewrite of one illwieckz did on Dæmon by taking inspiration from Darkplaces engine.
 +
 +See:
 +
 +- https://github.com/DaemonEngine/Daemon/blob/master/src/common/FileSystem.cpp
 +- https://gitlab.com/xonotic/darkplaces/-/blob/div0-stable/fs.c
 +
 +Some words by slipher:
 +
 +> Symlinks are a bad feature which you should not use. Therefore, the implementation is as
 +> slow as possible with a full iteration of the archive performed for each symlink.
 +
 +> The symlink path `relative` must be relative to the symlink's location.
 +> Only supports paths consisting of "../" 0 or more times, followed by non-magical path components.
 +*/
 +void resolveSymlinkPath( const char* base, const char* relative, char* resolved ){
 +
 +      base = g_path_get_dirname( base );
 +
 +      while( g_str_has_prefix( relative, "../" ) )
 +      {
 +              if ( base[0] == '\0' )
 +              {
 +                      Sys_FPrintf( SYS_WRN, "Error while reading symbolic link: \"%s\": no such directory\n", base );
 +                      resolved[0] = '\0';
 +                      return;
 +              }
 +
 +              base = g_path_get_dirname( base );
 +              relative += 3;
 +      }
 +
 +      snprintf( resolved, MAX_FILENAME_BUF, "%s/%s", base, relative);
 +}
 +
  // NOTE: when loading a file, you have to allocate one extra byte and set it to \0
  int vfsLoadFile( const char *filename, void **bufferptr, int index ){
        int i, count = 0;
        }
  
        *bufferptr = NULL;
 -      strcpy( fixed, filename );
 +      strncpy( fixed, filename, sizeof( fixed ) );
        vfsFixDOSName( fixed );
        lower = g_ascii_strdown( fixed, -1 );
  
                }
        }
  
 +      // Do not resolve more than 5 recursive symbolic links to
 +      // prevent circular symbolic links.
 +      int max_symlink_depth = 5;
 +
 +      openSymlinkTarget:
        for ( lst = g_pakFiles; lst != NULL; lst = g_slist_next( lst ) )
        {
                VFS_PAKFILE* file = (VFS_PAKFILE*)lst->data;
                                return -1;
                        }
  
 +                      unz_file_info64 fileInfo;
 +                      if ( unzGetCurrentFileInfo64( file->zipfile, &fileInfo, filename, sizeof(filename), NULL, 0, NULL, 0 ) != UNZ_OK ) {
 +                              return -1;
 +                      }
 +
                        *bufferptr = safe_malloc( file->size + 1 );
                        // we need to end the buffer with a 0
                        ( (char*) ( *bufferptr ) )[file->size] = 0;
  
                        i = unzReadCurrentFile( file->zipfile, *bufferptr, file->size );
                        unzCloseCurrentFile( file->zipfile );
 +
 +                      if ( isSymlink( &fileInfo ) ) {
 +                              Sys_FPrintf( SYS_VRB, "Found symbolic link: \"%s\"\n", filename );
 +
 +                              if ( max_symlink_depth == 0 ) {
 +                                      Sys_FPrintf( SYS_WRN, "Maximum symbolic link depth reached\n" );
 +                                      g_free( lower );
 +                                      return -1;
 +                              }
 +
 +                              max_symlink_depth--;
 +
 +                              const char* relative = (const char*) *bufferptr;
 +                              char resolved[MAX_FILENAME_BUF];
 +
 +                              resolveSymlinkPath( file->name, relative, resolved );
 +
 +                              Sys_FPrintf( SYS_VRB, "Resolved symbolic link: \"%s\"\n", resolved );
 +
 +                              g_free( lower );
 +                              strncpy( fixed, resolved, sizeof( fixed ) );
 +                              vfsFixDOSName( fixed );
 +                              lower = g_ascii_strdown( fixed, -1 );
 +
 +                              // slow as possible full iteration of the archive
 +                              goto openSymlinkTarget;
 +                      }
 +
                        if ( i < 0 ) {
 +                              g_free( lower );
                                return -1;
                        }
                        else{
  
                count++;
        }
 +
        g_free( lower );
        return -1;
  }
  
  
  qboolean vfsPackFile( const char *filename, const char *packname, const int compLevel ){
- #ifndef BAD_MINIZ
+ #ifndef GARUX_DISABLE_BAD_MINIZ
        int i;
        char tmp[NAME_MAX], fixed[NAME_MAX];
        GSList *lst;