radiant/texwindow.cpp

   1 /*
   2    Copyright (C) 1999-2006 Id Software, Inc. and contributors.
   3    For a list of contributors, see the accompanying CONTRIBUTORS file.
   4
   5    This file is part of GtkRadiant.
   6
   7    GtkRadiant is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    GtkRadiant is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with GtkRadiant; if not, write to the Free Software
  19    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  20  */
  21
  22 //
  23 // Texture Window
  24 //
  25 // Leonardo Zide (leo@lokigames.com)
  26 //
  27
  28 #include "texwindow.h"
  29
  30 #include <gtk/gtk.h>
  31
  32 #include "debugging/debugging.h"
  33 #include "warnings.h"
  34
  35 #include "defaults.h"
  36 #include "ifilesystem.h"
  37 #include "iundo.h"
  38 #include "igl.h"
  39 #include "iarchive.h"
  40 #include "moduleobserver.h"
  41
  42 #include <set>
  43 #include <string>
  44 #include <vector>
  45
  46 #include <uilib/uilib.h>
  47
  48 #include "signal/signal.h"
  49 #include "math/vector.h"
  50 #include "texturelib.h"
  51 #include "string/string.h"
  52 #include "shaderlib.h"
  53 #include "os/file.h"
  54 #include "os/path.h"
  55 #include "stream/memstream.h"
  56 #include "stream/textfilestream.h"
  57 #include "stream/stringstream.h"
  58 #include "cmdlib.h"
  59 #include "texmanip.h"
  60 #include "textures.h"
  61 #include "convert.h"
  62
  63 #include "gtkutil/menu.h"
  64 #include "gtkutil/nonmodal.h"
  65 #include "gtkutil/cursor.h"
  66 #include "gtkutil/widget.h"
  67 #include "gtkutil/glwidget.h"
  68 #include "gtkutil/messagebox.h"
  69
  70 #include "error.h"
  71 #include "map.h"
  72 #include "qgl.h"
  73 #include "select.h"
  74 #include "brush_primit.h"
  75 #include "brushmanip.h"
  76 #include "patchmanip.h"
  77 #include "plugin.h"
  78 #include "qe3.h"
  79 #include "gtkdlgs.h"
  80 #include "gtkmisc.h"
  81 #include "mainframe.h"
  82 #include "findtexturedialog.h"
  83 #include "surfacedialog.h"
  84 #include "patchdialog.h"
  85 #include "groupdialog.h"
  86 #include "preferences.h"
  87 #include "shaders.h"
  88 #include "commands.h"
  89
  90 bool TextureBrowser_showWads(){
  91         return !string_empty( g_pGameDescription->getKeyValue( "show_wads" ) );
  92 }
  93
  94 void TextureBrowser_queueDraw( TextureBrowser& textureBrowser );
  95
  96 bool string_equal_start( const char* string, StringRange start ){
  97         return string_equal_n( string, start.first, start.last - start.first );
  98 }
  99
 100 typedef std::set<CopiedString> TextureGroups;
 101
 102 void TextureGroups_addWad( TextureGroups& groups, const char* archive ){
 103         if ( extension_equal_i( path_get_extension( archive ), "wad" ) ) {
 104 #if 1
 105                 groups.insert( archive );
 106 #else
 107                 CopiedString archiveBaseName( path_get_filename_start( archive ), path_get_filename_base_end( archive ) );
 108                 groups.insert( archiveBaseName );
 109 #endif
 110         }
 111 }
 112
 113 typedef ReferenceCaller<TextureGroups, void(const char*), TextureGroups_addWad> TextureGroupsAddWadCaller;
 114
 115 namespace
 116 {
 117 bool g_TextureBrowser_shaderlistOnly = false;
 118 bool g_TextureBrowser_fixedSize = true;
 119 bool g_TextureBrowser_filterMissing = false;
 120 bool g_TextureBrowser_filterFallback = true;
 121 bool g_TextureBrowser_enableAlpha = true;
 122 }
 123
 124 CopiedString g_notex;
 125 CopiedString g_shadernotex;
 126
 127 bool isMissing(const char* name);
 128
 129 bool isNotex(const char* name);
 130
 131 bool isMissing(const char* name){
 132         if ( string_equal( g_notex.c_str(), name ) ) {
 133                 return true;
 134         }
 135         if ( string_equal( g_shadernotex.c_str(), name ) ) {
 136                 return true;
 137         }
 138         return false;
 139 }
 140
 141 bool isNotex(const char* name){
 142         if ( string_equal_suffix( name, "/" DEFAULT_NOTEX_BASENAME ) ) {
 143                 return true;
 144         }
 145         if ( string_equal_suffix( name, "/" DEFAULT_SHADERNOTEX_BASENAME ) ) {
 146                 return true;
 147         }
 148         return false;
 149 }
 150
 151 void TextureGroups_addShader( TextureGroups& groups, const char* shaderName ){
 152         const char* texture = path_make_relative( shaderName, "textures/" );
 153
 154         // hide notex / shadernotex images
 155         if ( g_TextureBrowser_filterFallback ) {
 156                 if ( isNotex( shaderName ) ) {
 157                         return;
 158                 }
 159                 if ( isNotex( texture ) ) {
 160                         return;
 161                 }
 162         }
 163
 164         if ( texture != shaderName ) {
 165                 const char* last = path_remove_directory( texture );
 166                 if ( !string_empty( last ) ) {
 167                         groups.insert( CopiedString( StringRange( texture, --last ) ) );
 168                 }
 169         }
 170 }
 171
 172 typedef ReferenceCaller<TextureGroups, void(const char*), TextureGroups_addShader> TextureGroupsAddShaderCaller;
 173
 174 void TextureGroups_addDirectory( TextureGroups& groups, const char* directory ){
 175         groups.insert( directory );
 176 }
 177 typedef ReferenceCaller<TextureGroups, void(const char*), TextureGroups_addDirectory> TextureGroupsAddDirectoryCaller;
 178
 179 class DeferredAdjustment
 180 {
 181 gdouble m_value;
 182 guint m_handler;
 183
 184 typedef void ( *ValueChangedFunction )( void* data, gdouble value );
 185
 186 ValueChangedFunction m_function;
 187 void* m_data;
 188
 189 static gboolean deferred_value_changed( gpointer data ){
 190         reinterpret_cast<DeferredAdjustment*>( data )->m_function(
 191                 reinterpret_cast<DeferredAdjustment*>( data )->m_data,
 192                 reinterpret_cast<DeferredAdjustment*>( data )->m_value
 193                 );
 194         reinterpret_cast<DeferredAdjustment*>( data )->m_handler = 0;
 195         reinterpret_cast<DeferredAdjustment*>( data )->m_value = 0;
 196         return FALSE;
 197 }
 198
 199 public:
 200 DeferredAdjustment( ValueChangedFunction function, void* data ) : m_value( 0 ), m_handler( 0 ), m_function( function ), m_data( data ){
 201 }
 202
 203 void flush(){
 204         if ( m_handler != 0 ) {
 205                 g_source_remove( m_handler );
 206                 deferred_value_changed( this );
 207         }
 208 }
 209
 210 void value_changed( gdouble value ){
 211         m_value = value;
 212         if ( m_handler == 0 ) {
 213                 m_handler = g_idle_add( deferred_value_changed, this );
 214         }
 215 }
 216
 217 static void adjustment_value_changed(ui::Adjustment adjustment, DeferredAdjustment* self ){
 218         self->value_changed( gtk_adjustment_get_value(adjustment) );
 219 }
 220 };
 221
 222
 223 class TextureBrowser;
 224
 225 typedef ReferenceCaller<TextureBrowser, void(), TextureBrowser_queueDraw> TextureBrowserQueueDrawCaller;
 226
 227 void TextureBrowser_scrollChanged( void* data, gdouble value );
 228
 229
 230 enum StartupShaders
 231 {
 232         STARTUPSHADERS_NONE = 0,
 233         STARTUPSHADERS_COMMON,
 234 };
 235
 236 void TextureBrowser_hideUnusedExport( const Callback<void(bool)> & importer );
 237
 238 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_hideUnusedExport> TextureBrowserHideUnusedExport;
 239
 240 void TextureBrowser_showShadersExport( const Callback<void(bool)> & importer );
 241
 242 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_showShadersExport> TextureBrowserShowShadersExport;
 243
 244 void TextureBrowser_showShaderlistOnly( const Callback<void(bool)> & importer );
 245
 246 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_showShaderlistOnly> TextureBrowserShowShaderlistOnlyExport;
 247
 248 void TextureBrowser_fixedSize( const Callback<void(bool)> & importer );
 249
 250 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_fixedSize> TextureBrowserFixedSizeExport;
 251
 252 void TextureBrowser_filterMissing( const Callback<void(bool)> & importer );
 253
 254 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_filterMissing> TextureBrowserFilterMissingExport;
 255
 256 void TextureBrowser_filterFallback( const Callback<void(bool)> & importer );
 257
 258 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_filterFallback> TextureBrowserFilterFallbackExport;
 259
 260 void TextureBrowser_enableAlpha( const Callback<void(bool)> & importer );
 261
 262 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_enableAlpha> TextureBrowserEnableAlphaExport;
 263
 264 class TextureBrowser
 265 {
 266 public:
 267 int width, height;
 268 int originy;
 269 int m_nTotalHeight;
 270
 271 CopiedString shader;
 272
 273 ui::Window m_parent{ui::null};
 274 ui::GLArea m_gl_widget{ui::null};
 275 ui::Widget m_texture_scroll{ui::null};
 276 ui::TreeView m_treeViewTree{ui::New};
 277 ui::TreeView m_treeViewTags{ui::null};
 278 ui::Frame m_tag_frame{ui::null};
 279 ui::ListStore m_assigned_store{ui::null};
 280 ui::ListStore m_available_store{ui::null};
 281 ui::TreeView m_assigned_tree{ui::null};
 282 ui::TreeView m_available_tree{ui::null};
 283 ui::Widget m_scr_win_tree{ui::null};
 284 ui::Widget m_scr_win_tags{ui::null};
 285 ui::Widget m_tag_notebook{ui::null};
 286 ui::Button m_search_button{ui::null};
 287 ui::Widget m_shader_info_item{ui::null};
 288
 289 std::set<CopiedString> m_all_tags;
 290 ui::ListStore m_all_tags_list{ui::null};
 291 std::vector<CopiedString> m_copied_tags;
 292 std::set<CopiedString> m_found_shaders;
 293
 294 ToggleItem m_hideunused_item;
 295 ToggleItem m_hidenotex_item;
 296 ToggleItem m_showshaders_item;
 297 ToggleItem m_showshaderlistonly_item;
 298 ToggleItem m_fixedsize_item;
 299 ToggleItem m_filternotex_item;
 300 ToggleItem m_enablealpha_item;
 301
 302 guint m_sizeHandler;
 303 guint m_exposeHandler;
 304
 305 bool m_heightChanged;
 306 bool m_originInvalid;
 307
 308 DeferredAdjustment m_scrollAdjustment;
 309 FreezePointer m_freezePointer;
 310
 311 Vector3 color_textureback;
 312 // the increment step we use against the wheel mouse
 313 std::size_t m_mouseWheelScrollIncrement;
 314 std::size_t m_textureScale;
 315 // make the texture increments match the grid changes
 316 bool m_showShaders;
 317 bool m_showTextureScrollbar;
 318 StartupShaders m_startupShaders;
 319 // if true, the texture window will only display in-use shaders
 320 // if false, all the shaders in memory are displayed
 321 bool m_hideUnused;
 322 bool m_rmbSelected;
 323 bool m_searchedTags;
 324 bool m_tags;
 325 // The uniform size (in pixels) that textures are resized to when m_resizeTextures is true.
 326 int m_uniformTextureSize;
 327
 328 // Return the display width of a texture in the texture browser
 329 int getTextureWidth( qtexture_t* tex ){
 330         int width;
 331         if ( !g_TextureBrowser_fixedSize ) {
 332                 // Don't use uniform size
 333                 width = (int)( tex->width * ( (float)m_textureScale / 100 ) );
 334         }
 335         else if
 336         ( tex->width >= tex->height ) {
 337                 // Texture is square, or wider than it is tall
 338                 width = m_uniformTextureSize;
 339         }
 340         else {
 341                 // Otherwise, preserve the texture's aspect ratio
 342                 width = (int)( m_uniformTextureSize * ( (float)tex->width / tex->height ) );
 343         }
 344         return width;
 345 }
 346
 347 // Return the display height of a texture in the texture browser
 348 int getTextureHeight( qtexture_t* tex ){
 349         int height;
 350         if ( !g_TextureBrowser_fixedSize ) {
 351                 // Don't use uniform size
 352                 height = (int)( tex->height * ( (float)m_textureScale / 100 ) );
 353         }
 354         else if ( tex->height >= tex->width ) {
 355                 // Texture is square, or taller than it is wide
 356                 height = m_uniformTextureSize;
 357         }
 358         else {
 359                 // Otherwise, preserve the texture's aspect ratio
 360                 height = (int)( m_uniformTextureSize * ( (float)tex->height / tex->width ) );
 361         }
 362         return height;
 363 }
 364
 365 TextureBrowser() :
 366         m_texture_scroll( ui::null ),
 367         m_hideunused_item( TextureBrowserHideUnusedExport() ),
 368         m_hidenotex_item( TextureBrowserFilterFallbackExport() ),
 369         m_showshaders_item( TextureBrowserShowShadersExport() ),
 370         m_showshaderlistonly_item( TextureBrowserShowShaderlistOnlyExport() ),
 371         m_fixedsize_item( TextureBrowserFixedSizeExport() ),
 372         m_filternotex_item( TextureBrowserFilterMissingExport() ),
 373         m_enablealpha_item( TextureBrowserEnableAlphaExport() ),
 374         m_heightChanged( true ),
 375         m_originInvalid( true ),
 376         m_scrollAdjustment( TextureBrowser_scrollChanged, this ),
 377         color_textureback( 0.25f, 0.25f, 0.25f ),
 378         m_mouseWheelScrollIncrement( 64 ),
 379         m_textureScale( 50 ),
 380         m_showShaders( true ),
 381         m_showTextureScrollbar( true ),
 382         m_startupShaders( STARTUPSHADERS_NONE ),
 383         m_hideUnused( false ),
 384         m_rmbSelected( false ),
 385         m_searchedTags( false ),
 386         m_tags( false ),
 387         m_uniformTextureSize( 96 ){
 388 }
 389 };
 390
 391 void ( *TextureBrowser_textureSelected )( const char* shader );
 392
 393
 394 void TextureBrowser_updateScroll( TextureBrowser& textureBrowser );
 395
 396
 397 const char* TextureBrowser_getComonShadersName(){
 398         const char* value = g_pGameDescription->getKeyValue( "common_shaders_name" );
 399         if ( !string_empty( value ) ) {
 400                 return value;
 401         }
 402         return "Common";
 403 }
 404
 405 const char* TextureBrowser_getComonShadersDir(){
 406         const char* value = g_pGameDescription->getKeyValue( "common_shaders_dir" );
 407         if ( !string_empty( value ) ) {
 408                 return value;
 409         }
 410         return "common/";
 411 }
 412
 413 inline int TextureBrowser_fontHeight( TextureBrowser& textureBrowser ){
 414         return GlobalOpenGL().m_font->getPixelHeight();
 415 }
 416
 417 const char* TextureBrowser_GetSelectedShader( TextureBrowser& textureBrowser ){
 418         return textureBrowser.shader.c_str();
 419 }
 420
 421 void TextureBrowser_SetStatus( TextureBrowser& textureBrowser, const char* name ){
 422         IShader* shader = QERApp_Shader_ForName( name );
 423         qtexture_t* q = shader->getTexture();
 424         StringOutputStream strTex( 256 );
 425         strTex << name << " W: " << Unsigned( q->width ) << " H: " << Unsigned( q->height );
 426         shader->DecRef();
 427         g_pParentWnd->SetStatusText( g_pParentWnd->m_texture_status, strTex.c_str() );
 428 }
 429
 430 void TextureBrowser_Focus( TextureBrowser& textureBrowser, const char* name );
 431
 432 void TextureBrowser_SetSelectedShader( TextureBrowser& textureBrowser, const char* shader ){
 433         textureBrowser.shader = shader;
 434         TextureBrowser_SetStatus( textureBrowser, shader );
 435         TextureBrowser_Focus( textureBrowser, shader );
 436
 437         if ( FindTextureDialog_isOpen() ) {
 438                 FindTextureDialog_selectTexture( shader );
 439         }
 440
 441         // disable the menu item "shader info" if no shader was selected
 442         IShader* ishader = QERApp_Shader_ForName( shader );
 443         CopiedString filename = ishader->getShaderFileName();
 444
 445         if ( filename.empty() ) {
 446                 if ( textureBrowser.m_shader_info_item != NULL ) {
 447                         gtk_widget_set_sensitive( textureBrowser.m_shader_info_item, FALSE );
 448                 }
 449         }
 450         else {
 451                 gtk_widget_set_sensitive( textureBrowser.m_shader_info_item, TRUE );
 452         }
 453
 454         ishader->DecRef();
 455 }
 456
 457
 458 CopiedString g_TextureBrowser_currentDirectory;
 459
 460 /*
 461    ============================================================================
 462
 463    TEXTURE LAYOUT
 464
 465    TTimo: now based on a rundown through all the shaders
 466    NOTE: we expect the Active shaders count doesn't change during a Texture_StartPos .. Texture_NextPos cycle
 467    otherwise we may need to rely on a list instead of an array storage
 468    ============================================================================
 469  */
 470
 471 class TextureLayout
 472 {
 473 public:
 474 // texture layout functions
 475 // TTimo: now based on shaders
 476 int current_x, current_y, current_row;
 477 };
 478
 479 void Texture_StartPos( TextureLayout& layout ){
 480         layout.current_x = 8;
 481         layout.current_y = -8;
 482         layout.current_row = 0;
 483 }
 484
 485 void Texture_NextPos( TextureBrowser& textureBrowser, TextureLayout& layout, qtexture_t* current_texture, int *x, int *y ){
 486         qtexture_t* q = current_texture;
 487
 488         int nWidth = textureBrowser.getTextureWidth( q );
 489         int nHeight = textureBrowser.getTextureHeight( q );
 490         if ( layout.current_x + nWidth > textureBrowser.width - 8 && layout.current_row ) { // go to the next row unless the texture is the first on the row
 491                 layout.current_x = 8;
 492                 layout.current_y -= layout.current_row + TextureBrowser_fontHeight( textureBrowser ) + 4;
 493                 layout.current_row = 0;
 494         }
 495
 496         *x = layout.current_x;
 497         *y = layout.current_y;
 498
 499         // Is our texture larger than the row? If so, grow the
 500         // row height to match it
 501
 502         if ( layout.current_row < nHeight ) {
 503                 layout.current_row = nHeight;
 504         }
 505
 506         // never go less than 96, or the names get all crunched up
 507         layout.current_x += nWidth < 96 ? 96 : nWidth;
 508         layout.current_x += 8;
 509 }
 510
 511 bool TextureSearch_IsShown( const char* name ){
 512         std::set<CopiedString>::iterator iter;
 513
 514         iter = GlobalTextureBrowser().m_found_shaders.find( name );
 515
 516         if ( iter == GlobalTextureBrowser().m_found_shaders.end() ) {
 517                 return false;
 518         }
 519         else {
 520                 return true;
 521         }
 522 }
 523
 524 // if texture_showinuse jump over non in-use textures
 525 bool Texture_IsShown( IShader* shader, bool show_shaders, bool hideUnused ){
 526         // filter missing shaders
 527         // ugly: filter on built-in fallback name after substitution
 528         if ( g_TextureBrowser_filterMissing ) {
 529                 if ( isMissing( shader->getTexture()->name ) ) {
 530                         return false;
 531                 }
 532         }
 533         // filter the fallback (notex/shadernotex) for missing shaders or editor image
 534         if ( g_TextureBrowser_filterFallback ) {
 535                 if ( isNotex( shader->getName() ) ) {
 536                         return false;
 537                 }
 538                 if ( isNotex( shader->getTexture()->name ) ) {
 539                         return false;
 540                 }
 541         }
 542
 543         if ( g_TextureBrowser_currentDirectory == "Untagged" ) {
 544                 std::set<CopiedString>::iterator iter;
 545
 546                 iter = GlobalTextureBrowser().m_found_shaders.find( shader->getName() );
 547
 548                 if ( iter == GlobalTextureBrowser().m_found_shaders.end() ) {
 549                         return false;
 550                 }
 551                 else {
 552                         return true;
 553                 }
 554         }
 555
 556         if ( !shader_equal_prefix( shader->getName(), "textures/" ) ) {
 557                 return false;
 558         }
 559
 560         if ( !show_shaders && !shader->IsDefault() ) {
 561                 return false;
 562         }
 563
 564         if ( hideUnused && !shader->IsInUse() ) {
 565                 return false;
 566         }
 567
 568         if ( GlobalTextureBrowser().m_searchedTags ) {
 569                 if ( !TextureSearch_IsShown( shader->getName() ) ) {
 570                         return false;
 571                 }
 572                 else {
 573                         return true;
 574                 }
 575         }
 576         else {
 577                 if ( !shader_equal_prefix( shader_get_textureName( shader->getName() ), g_TextureBrowser_currentDirectory.c_str() ) ) {
 578                         return false;
 579                 }
 580         }
 581
 582         return true;
 583 }
 584
 585 void TextureBrowser_heightChanged( TextureBrowser& textureBrowser ){
 586         textureBrowser.m_heightChanged = true;
 587
 588         TextureBrowser_updateScroll( textureBrowser );
 589         TextureBrowser_queueDraw( textureBrowser );
 590 }
 591
 592 void TextureBrowser_evaluateHeight( TextureBrowser& textureBrowser ){
 593         if ( textureBrowser.m_heightChanged ) {
 594                 textureBrowser.m_heightChanged = false;
 595
 596                 textureBrowser.m_nTotalHeight = 0;
 597
 598                 TextureLayout layout;
 599                 Texture_StartPos( layout );
 600                 for ( QERApp_ActiveShaders_IteratorBegin(); !QERApp_ActiveShaders_IteratorAtEnd(); QERApp_ActiveShaders_IteratorIncrement() )
 601                 {
 602                         IShader* shader = QERApp_ActiveShaders_IteratorCurrent();
 603
 604                         if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_hideUnused ) ) {
 605                                 continue;
 606                         }
 607
 608                         int x, y;
 609                         Texture_NextPos( textureBrowser, layout, shader->getTexture(), &x, &y );
 610                         textureBrowser.m_nTotalHeight = std::max( textureBrowser.m_nTotalHeight, abs( layout.current_y ) + TextureBrowser_fontHeight( textureBrowser ) + textureBrowser.getTextureHeight( shader->getTexture() ) + 4 );
 611                 }
 612         }
 613 }
 614
 615 int TextureBrowser_TotalHeight( TextureBrowser& textureBrowser ){
 616         TextureBrowser_evaluateHeight( textureBrowser );
 617         return textureBrowser.m_nTotalHeight;
 618 }
 619
 620 inline const int& min_int( const int& left, const int& right ){
 621         return std::min( left, right );
 622 }
 623
 624 void TextureBrowser_clampOriginY( TextureBrowser& textureBrowser ){
 625         if ( textureBrowser.originy > 0 ) {
 626                 textureBrowser.originy = 0;
 627         }
 628         int lower = min_int( textureBrowser.height - TextureBrowser_TotalHeight( textureBrowser ), 0 );
 629         if ( textureBrowser.originy < lower ) {
 630                 textureBrowser.originy = lower;
 631         }
 632 }
 633
 634 int TextureBrowser_getOriginY( TextureBrowser& textureBrowser ){
 635         if ( textureBrowser.m_originInvalid ) {
 636                 textureBrowser.m_originInvalid = false;
 637                 TextureBrowser_clampOriginY( textureBrowser );
 638                 TextureBrowser_updateScroll( textureBrowser );
 639         }
 640         return textureBrowser.originy;
 641 }
 642
 643 void TextureBrowser_setOriginY( TextureBrowser& textureBrowser, int originy ){
 644         textureBrowser.originy = originy;
 645         TextureBrowser_clampOriginY( textureBrowser );
 646         TextureBrowser_updateScroll( textureBrowser );
 647         TextureBrowser_queueDraw( textureBrowser );
 648 }
 649
 650
 651 Signal0 g_activeShadersChangedCallbacks;
 652
 653 void TextureBrowser_addActiveShadersChangedCallback( const SignalHandler& handler ){
 654         g_activeShadersChangedCallbacks.connectLast( handler );
 655 }
 656
 657 void TextureBrowser_constructTreeStore();
 658
 659 class ShadersObserver : public ModuleObserver
 660 {
 661 Signal0 m_realiseCallbacks;
 662 public:
 663 void realise(){
 664         m_realiseCallbacks();
 665         TextureBrowser_constructTreeStore();
 666 }
 667
 668 void unrealise(){
 669 }
 670
 671 void insert( const SignalHandler& handler ){
 672         m_realiseCallbacks.connectLast( handler );
 673 }
 674 };
 675
 676 namespace
 677 {
 678 ShadersObserver g_ShadersObserver;
 679 }
 680
 681 void TextureBrowser_addShadersRealiseCallback( const SignalHandler& handler ){
 682         g_ShadersObserver.insert( handler );
 683 }
 684
 685 void TextureBrowser_activeShadersChanged( TextureBrowser& textureBrowser ){
 686         TextureBrowser_heightChanged( textureBrowser );
 687         textureBrowser.m_originInvalid = true;
 688
 689         g_activeShadersChangedCallbacks();
 690 }
 691
 692 struct TextureBrowser_ShowScrollbar {
 693         static void Export(const TextureBrowser &self, const Callback<void(bool)> &returnz) {
 694                 returnz(self.m_showTextureScrollbar);
 695         }
 696
 697         static void Import(TextureBrowser &self, bool value) {
 698                 self.m_showTextureScrollbar = value;
 699                 if (self.m_texture_scroll) {
 700                         self.m_texture_scroll.visible(self.m_showTextureScrollbar);
 701                         TextureBrowser_updateScroll(self);
 702                 }
 703         }
 704 };
 705
 706
 707 /*
 708    ==============
 709    TextureBrowser_ShowDirectory
 710    relies on texture_directory global for the directory to use
 711    1) Load the shaders for the given directory
 712    2) Scan the remaining texture, load them and assign them a default shader (the "noshader" shader)
 713    NOTE: when writing a texture plugin, or some texture extensions, this function may need to be overriden, and made
 714    available through the IShaders interface
 715    NOTE: for texture window layout:
 716    all shaders are stored with alphabetical order after load
 717    previously loaded and displayed stuff is hidden, only in-use and newly loaded is shown
 718    ( the GL textures are not flushed though)
 719    ==============
 720  */
 721
 722 bool endswith( const char *haystack, const char *needle ){
 723         size_t lh = strlen( haystack );
 724         size_t ln = strlen( needle );
 725         if ( lh < ln ) {
 726                 return false;
 727         }
 728         return !memcmp( haystack + ( lh - ln ), needle, ln );
 729 }
 730
 731 bool texture_name_ignore( const char* name ){
 732         StringOutputStream strTemp( string_length( name ) );
 733         strTemp << LowerCase( name );
 734
 735         return
 736                 endswith( strTemp.c_str(), ".specular" ) ||
 737                 endswith( strTemp.c_str(), ".glow" ) ||
 738                 endswith( strTemp.c_str(), ".bump" ) ||
 739                 endswith( strTemp.c_str(), ".diffuse" ) ||
 740                 endswith( strTemp.c_str(), ".blend" ) ||
 741                 endswith( strTemp.c_str(), ".alpha" ) ||
 742                 endswith( strTemp.c_str(), "_alpha" ) ||
 743                 /* Quetoo */
 744                 endswith( strTemp.c_str(), "_h" ) ||
 745                 endswith( strTemp.c_str(), "_local" ) ||
 746                 endswith( strTemp.c_str(), "_nm" ) ||
 747                 endswith( strTemp.c_str(), "_s" ) ||
 748                 /* DarkPlaces */
 749                 endswith( strTemp.c_str(), "_bump" ) ||
 750                 endswith( strTemp.c_str(), "_glow" ) ||
 751                 endswith( strTemp.c_str(), "_gloss" ) ||
 752                 endswith( strTemp.c_str(), "_luma" ) ||
 753                 endswith( strTemp.c_str(), "_norm" ) ||
 754                 endswith( strTemp.c_str(), "_pants" ) ||
 755                 endswith( strTemp.c_str(), "_shirt" ) ||
 756                 endswith( strTemp.c_str(), "_reflect" ) ||
 757                 /* Unvanquished */
 758                 endswith( strTemp.c_str(), "_d" ) ||
 759                 endswith( strTemp.c_str(), "_n" ) ||
 760                 endswith( strTemp.c_str(), "_p" ) ||
 761                 endswith( strTemp.c_str(), "_g" ) ||
 762                 endswith( strTemp.c_str(), "_a" ) ||
 763                 0;
 764 }
 765
 766 class LoadShaderVisitor : public Archive::Visitor
 767 {
 768 public:
 769 void visit( const char* name ){
 770         IShader* shader = QERApp_Shader_ForName( CopiedString( StringRange( name, path_get_filename_base_end( name ) ) ).c_str() );
 771         shader->DecRef();
 772 }
 773 };
 774
 775 void TextureBrowser_SetHideUnused( TextureBrowser& textureBrowser, bool hideUnused );
 776
 777 ui::Widget g_page_textures{ui::null};
 778
 779 void TextureBrowser_toggleShow(){
 780         GroupDialog_showPage( g_page_textures );
 781 }
 782
 783
 784 void TextureBrowser_updateTitle(){
 785         GroupDialog_updatePageTitle( g_page_textures );
 786 }
 787
 788
 789 class TextureCategoryLoadShader
 790 {
 791 const char* m_directory;
 792 std::size_t& m_count;
 793 public:
 794 using func = void(const char *);
 795
 796 TextureCategoryLoadShader( const char* directory, std::size_t& count )
 797         : m_directory( directory ), m_count( count ){
 798         m_count = 0;
 799 }
 800
 801 void operator()( const char* name ) const {
 802         if ( shader_equal_prefix( name, "textures/" )
 803                  && shader_equal_prefix( name + string_length( "textures/" ), m_directory ) ) {
 804                 ++m_count;
 805                 // request the shader, this will load the texture if needed
 806                 // this Shader_ForName call is a kind of hack
 807                 IShader *pFoo = QERApp_Shader_ForName( name );
 808                 pFoo->DecRef();
 809         }
 810 }
 811 };
 812
 813 void TextureDirectory_loadTexture( const char* directory, const char* texture ){
 814         StringOutputStream name( 256 );
 815         name << directory << StringRange( texture, path_get_filename_base_end( texture ) );
 816
 817         if ( texture_name_ignore( name.c_str() ) ) {
 818                 return;
 819         }
 820
 821         if ( !shader_valid( name.c_str() ) ) {
 822                 globalOutputStream() << "Skipping invalid texture name: [" << name.c_str() << "]\n";
 823                 return;
 824         }
 825
 826         // if a texture is already in use to represent a shader, ignore it
 827         IShader* shader = QERApp_Shader_ForName( name.c_str() );
 828         shader->DecRef();
 829 }
 830
 831 typedef ConstPointerCaller<char, void(const char*), TextureDirectory_loadTexture> TextureDirectoryLoadTextureCaller;
 832
 833 class LoadTexturesByTypeVisitor : public ImageModules::Visitor
 834 {
 835 const char* m_dirstring;
 836 public:
 837 LoadTexturesByTypeVisitor( const char* dirstring )
 838         : m_dirstring( dirstring ){
 839 }
 840
 841 void visit( const char* minor, const _QERPlugImageTable& table ) const {
 842         GlobalFileSystem().forEachFile( m_dirstring, minor, TextureDirectoryLoadTextureCaller( m_dirstring ) );
 843 }
 844 };
 845
 846 void TextureBrowser_ShowDirectory( TextureBrowser& textureBrowser, const char* directory ){
 847         if ( TextureBrowser_showWads() ) {
 848                 Archive* archive = GlobalFileSystem().getArchive( directory );
 849                 ASSERT_NOTNULL( archive );
 850                 LoadShaderVisitor visitor;
 851                 archive->forEachFile( Archive::VisitorFunc( visitor, Archive::eFiles, 0 ), "textures/" );
 852         }
 853         else
 854         {
 855                 g_TextureBrowser_currentDirectory = directory;
 856                 TextureBrowser_heightChanged( textureBrowser );
 857
 858                 std::size_t shaders_count;
 859                 GlobalShaderSystem().foreachShaderName(makeCallback( TextureCategoryLoadShader( directory, shaders_count ) ) );
 860                 globalOutputStream() << "Showing " << Unsigned( shaders_count ) << " shaders.\n";
 861
 862                 if ( g_pGameDescription->mGameType != "doom3" ) {
 863                         // load remaining texture files
 864
 865                         StringOutputStream dirstring( 64 );
 866                         dirstring << "textures/" << directory;
 867
 868                         Radiant_getImageModules().foreachModule( LoadTexturesByTypeVisitor( dirstring.c_str() ) );
 869                 }
 870         }
 871
 872         // we'll display the newly loaded textures + all the ones already in use
 873         TextureBrowser_SetHideUnused( textureBrowser, false );
 874
 875         TextureBrowser_updateTitle();
 876 }
 877
 878 void TextureBrowser_ShowTagSearchResult( TextureBrowser& textureBrowser, const char* directory ){
 879         g_TextureBrowser_currentDirectory = directory;
 880         TextureBrowser_heightChanged( textureBrowser );
 881
 882         std::size_t shaders_count;
 883         GlobalShaderSystem().foreachShaderName(makeCallback( TextureCategoryLoadShader( directory, shaders_count ) ) );
 884         globalOutputStream() << "Showing " << Unsigned( shaders_count ) << " shaders.\n";
 885
 886         if ( g_pGameDescription->mGameType != "doom3" ) {
 887                 // load remaining texture files
 888                 StringOutputStream dirstring( 64 );
 889                 dirstring << "textures/" << directory;
 890
 891                 {
 892                         LoadTexturesByTypeVisitor visitor( dirstring.c_str() );
 893                         Radiant_getImageModules().foreachModule( visitor );
 894                 }
 895         }
 896
 897         // we'll display the newly loaded textures + all the ones already in use
 898         TextureBrowser_SetHideUnused( textureBrowser, false );
 899 }
 900
 901
 902 bool TextureBrowser_hideUnused();
 903
 904 void TextureBrowser_hideUnusedExport( const Callback<void(bool)> & importer ){
 905         importer( TextureBrowser_hideUnused() );
 906 }
 907
 908 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_hideUnusedExport> TextureBrowserHideUnusedExport;
 909
 910 void TextureBrowser_showShadersExport( const Callback<void(bool)> & importer ){
 911         importer( GlobalTextureBrowser().m_showShaders );
 912 }
 913
 914 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_showShadersExport> TextureBrowserShowShadersExport;
 915
 916 void TextureBrowser_showShaderlistOnly( const Callback<void(bool)> & importer ){
 917         importer( g_TextureBrowser_shaderlistOnly );
 918 }
 919
 920 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_showShaderlistOnly> TextureBrowserShowShaderlistOnlyExport;
 921
 922 void TextureBrowser_fixedSize( const Callback<void(bool)> & importer ){
 923         importer( g_TextureBrowser_fixedSize );
 924 }
 925
 926 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_fixedSize> TextureBrowser_FixedSizeExport;
 927
 928 void TextureBrowser_filterMissing( const Callback<void(bool)> & importer ){
 929         importer( g_TextureBrowser_filterMissing );
 930 }
 931
 932 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_filterMissing> TextureBrowser_filterMissingExport;
 933
 934 void TextureBrowser_filterFallback( const Callback<void(bool)> & importer ){
 935         importer( g_TextureBrowser_filterFallback );
 936 }
 937
 938 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_filterFallback> TextureBrowser_filterFallbackExport;
 939
 940 void TextureBrowser_enableAlpha( const Callback<void(bool)> & importer ){
 941         importer( g_TextureBrowser_enableAlpha );
 942 }
 943
 944 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_enableAlpha> TextureBrowser_enableAlphaExport;
 945
 946 void TextureBrowser_SetHideUnused( TextureBrowser& textureBrowser, bool hideUnused ){
 947         if ( hideUnused ) {
 948                 textureBrowser.m_hideUnused = true;
 949         }
 950         else
 951         {
 952                 textureBrowser.m_hideUnused = false;
 953         }
 954
 955         textureBrowser.m_hideunused_item.update();
 956
 957         TextureBrowser_heightChanged( textureBrowser );
 958         textureBrowser.m_originInvalid = true;
 959 }
 960
 961 void TextureBrowser_ShowStartupShaders( TextureBrowser& textureBrowser ){
 962         if ( textureBrowser.m_startupShaders == STARTUPSHADERS_COMMON ) {
 963                 TextureBrowser_ShowDirectory( textureBrowser, TextureBrowser_getComonShadersDir() );
 964         }
 965 }
 966
 967
 968 //++timo NOTE: this is a mix of Shader module stuff and texture explorer
 969 // it might need to be split in parts or moved out .. dunno
 970 // scroll origin so the specified texture is completely on screen
 971 // if current texture is not displayed, nothing is changed
 972 void TextureBrowser_Focus( TextureBrowser& textureBrowser, const char* name ){
 973         TextureLayout layout;
 974         // scroll origin so the texture is completely on screen
 975         Texture_StartPos( layout );
 976
 977         for ( QERApp_ActiveShaders_IteratorBegin(); !QERApp_ActiveShaders_IteratorAtEnd(); QERApp_ActiveShaders_IteratorIncrement() )
 978         {
 979                 IShader* shader = QERApp_ActiveShaders_IteratorCurrent();
 980
 981                 if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_hideUnused ) ) {
 982                         continue;
 983                 }
 984
 985                 int x, y;
 986                 Texture_NextPos( textureBrowser, layout, shader->getTexture(), &x, &y );
 987                 qtexture_t* q = shader->getTexture();
 988                 if ( !q ) {
 989                         break;
 990                 }
 991
 992                 // we have found when texdef->name and the shader name match
 993                 // NOTE: as everywhere else for our comparisons, we are not case sensitive
 994                 if ( shader_equal( name, shader->getName() ) ) {
 995                         int textureHeight = (int)( q->height * ( (float)textureBrowser.m_textureScale / 100 ) )
 996                                                                 + 2 * TextureBrowser_fontHeight( textureBrowser );
 997
 998                         int originy = TextureBrowser_getOriginY( textureBrowser );
 999                         if ( y > originy ) {
1000                                 originy = y;
1001                         }
1002
1003                         if ( y - textureHeight < originy - textureBrowser.height ) {
1004                                 originy = ( y - textureHeight ) + textureBrowser.height;
1005                         }
1006
1007                         TextureBrowser_setOriginY( textureBrowser, originy );
1008                         return;
1009                 }
1010         }
1011 }
1012
1013 IShader* Texture_At( TextureBrowser& textureBrowser, int mx, int my ){
1014         my += TextureBrowser_getOriginY( textureBrowser ) - textureBrowser.height;
1015
1016         TextureLayout layout;
1017         Texture_StartPos( layout );
1018         for ( QERApp_ActiveShaders_IteratorBegin(); !QERApp_ActiveShaders_IteratorAtEnd(); QERApp_ActiveShaders_IteratorIncrement() )
1019         {
1020                 IShader* shader = QERApp_ActiveShaders_IteratorCurrent();
1021
1022                 if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_hideUnused ) ) {
1023                         continue;
1024                 }
1025
1026                 int x, y;
1027                 Texture_NextPos( textureBrowser, layout, shader->getTexture(), &x, &y );
1028                 qtexture_t  *q = shader->getTexture();
1029                 if ( !q ) {
1030                         break;
1031                 }
1032
1033                 int nWidth = textureBrowser.getTextureWidth( q );
1034                 int nHeight = textureBrowser.getTextureHeight( q );
1035                 if ( mx > x && mx - x < nWidth
1036                          && my < y && y - my < nHeight + TextureBrowser_fontHeight( textureBrowser ) ) {
1037                         return shader;
1038                 }
1039         }
1040
1041         return 0;
1042 }
1043
1044 /*
1045    ==============
1046    SelectTexture
1047
1048    By mouse click
1049    ==============
1050  */
1051 void SelectTexture( TextureBrowser& textureBrowser, int mx, int my, bool bShift ){
1052         IShader* shader = Texture_At( textureBrowser, mx, my );
1053         if ( shader != 0 ) {
1054                 if ( bShift ) {
1055                         if ( shader->IsDefault() ) {
1056                                 globalOutputStream() << "ERROR: " << shader->getName() << " is not a shader, it's a texture.\n";
1057                         }
1058                         else{
1059                                 ViewShader( shader->getShaderFileName(), shader->getName() );
1060                         }
1061                 }
1062                 else
1063                 {
1064                         TextureBrowser_SetSelectedShader( textureBrowser, shader->getName() );
1065                         TextureBrowser_textureSelected( shader->getName() );
1066
1067                         if ( !FindTextureDialog_isOpen() && !textureBrowser.m_rmbSelected ) {
1068                                 UndoableCommand undo( "textureNameSetSelected" );
1069                                 Select_SetShader( shader->getName() );
1070                         }
1071                 }
1072         }
1073 }
1074
1075 /*
1076    ============================================================================
1077
1078    MOUSE ACTIONS
1079
1080    ============================================================================
1081  */
1082
1083 void TextureBrowser_trackingDelta( int x, int y, unsigned int state, void* data ){
1084         TextureBrowser& textureBrowser = *reinterpret_cast<TextureBrowser*>( data );
1085         if ( y != 0 ) {
1086                 int scale = 1;
1087
1088                 if ( state & GDK_SHIFT_MASK ) {
1089                         scale = 4;
1090                 }
1091
1092                 int originy = TextureBrowser_getOriginY( textureBrowser );
1093                 originy += y * scale;
1094                 TextureBrowser_setOriginY( textureBrowser, originy );
1095         }
1096 }
1097
1098 void TextureBrowser_Tracking_MouseDown( TextureBrowser& textureBrowser ){
1099         textureBrowser.m_freezePointer.freeze_pointer( textureBrowser.m_parent, TextureBrowser_trackingDelta, &textureBrowser );
1100 }
1101
1102 void TextureBrowser_Tracking_MouseUp( TextureBrowser& textureBrowser ){
1103         textureBrowser.m_freezePointer.unfreeze_pointer( textureBrowser.m_parent );
1104 }
1105
1106 void TextureBrowser_Selection_MouseDown( TextureBrowser& textureBrowser, guint32 flags, int pointx, int pointy ){
1107         SelectTexture( textureBrowser, pointx, textureBrowser.height - 1 - pointy, ( flags & GDK_SHIFT_MASK ) != 0 );
1108 }
1109
1110 /*
1111    ============================================================================
1112
1113    DRAWING
1114
1115    ============================================================================
1116  */
1117
1118 /*
1119    ============
1120    Texture_Draw
1121    TTimo: relying on the shaders list to display the textures
1122    we must query all qtexture_t* to manage and display through the IShaders interface
1123    this allows a plugin to completely override the texture system
1124    ============
1125  */
1126 void Texture_Draw( TextureBrowser& textureBrowser ){
1127         int originy = TextureBrowser_getOriginY( textureBrowser );
1128
1129         glClearColor( textureBrowser.color_textureback[0],
1130                                   textureBrowser.color_textureback[1],
1131                                   textureBrowser.color_textureback[2],
1132                                   0 );
1133         glViewport( 0, 0, textureBrowser.width, textureBrowser.height );
1134         glMatrixMode( GL_PROJECTION );
1135         glLoadIdentity();
1136
1137         glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
1138         glDisable( GL_DEPTH_TEST );
1139         if ( g_TextureBrowser_enableAlpha ) {
1140                 glEnable( GL_BLEND );
1141                 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1142         }
1143         else {
1144                 glDisable( GL_BLEND );
1145         }
1146         glOrtho( 0, textureBrowser.width, originy - textureBrowser.height, originy, -100, 100 );
1147         glEnable( GL_TEXTURE_2D );
1148
1149         glPolygonMode( GL_FRONT_AND_BACK, GL_FILL );
1150
1151         int last_y = 0, last_height = 0;
1152
1153         TextureLayout layout;
1154         Texture_StartPos( layout );
1155         for ( QERApp_ActiveShaders_IteratorBegin(); !QERApp_ActiveShaders_IteratorAtEnd(); QERApp_ActiveShaders_IteratorIncrement() )
1156         {
1157                 IShader* shader = QERApp_ActiveShaders_IteratorCurrent();
1158
1159                 if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_hideUnused ) ) {
1160                         continue;
1161                 }
1162
1163                 int x, y;
1164                 Texture_NextPos( textureBrowser, layout, shader->getTexture(), &x, &y );
1165                 qtexture_t *q = shader->getTexture();
1166                 if ( !q ) {
1167                         break;
1168                 }
1169
1170                 int nWidth = textureBrowser.getTextureWidth( q );
1171                 int nHeight = textureBrowser.getTextureHeight( q );
1172
1173                 if ( y != last_y ) {
1174                         last_y = y;
1175                         last_height = 0;
1176                 }
1177                 last_height = std::max( nHeight, last_height );
1178
1179                 // Is this texture visible?
1180                 if ( ( y - nHeight - TextureBrowser_fontHeight( textureBrowser ) < originy )
1181                          && ( y > originy - textureBrowser.height ) ) {
1182                         // borders rules:
1183                         // if it's the current texture, draw a thick red line, else:
1184                         // shaders have a white border, simple textures don't
1185                         // if !texture_showinuse: (some textures displayed may not be in use)
1186                         // draw an additional square around with 0.5 1 0.5 color
1187                         if ( shader_equal( TextureBrowser_GetSelectedShader( textureBrowser ), shader->getName() ) ) {
1188                                 glLineWidth( 3 );
1189                                 if ( textureBrowser.m_rmbSelected ) {
1190                                         glColor3f( 0,0,1 );
1191                                 }
1192                                 else {
1193                                         glColor3f( 1,0,0 );
1194                                 }
1195                                 glDisable( GL_TEXTURE_2D );
1196
1197                                 glBegin( GL_LINE_LOOP );
1198                                 glVertex2i( x - 4,y - TextureBrowser_fontHeight( textureBrowser ) + 4 );
1199                                 glVertex2i( x - 4,y - TextureBrowser_fontHeight( textureBrowser ) - nHeight - 4 );
1200                                 glVertex2i( x + 4 + nWidth,y - TextureBrowser_fontHeight( textureBrowser ) - nHeight - 4 );
1201                                 glVertex2i( x + 4 + nWidth,y - TextureBrowser_fontHeight( textureBrowser ) + 4 );
1202                                 glEnd();
1203
1204                                 glEnable( GL_TEXTURE_2D );
1205                                 glLineWidth( 1 );
1206                         }
1207                         else
1208                         {
1209                                 glLineWidth( 1 );
1210                                 // shader border:
1211                                 if ( !shader->IsDefault() ) {
1212                                         glColor3f( 1,1,1 );
1213                                         glDisable( GL_TEXTURE_2D );
1214
1215                                         glBegin( GL_LINE_LOOP );
1216                                         glVertex2i( x - 1,y + 1 - TextureBrowser_fontHeight( textureBrowser ) );
1217                                         glVertex2i( x - 1,y - nHeight - 1 - TextureBrowser_fontHeight( textureBrowser ) );
1218                                         glVertex2i( x + 1 + nWidth,y - nHeight - 1 - TextureBrowser_fontHeight( textureBrowser ) );
1219                                         glVertex2i( x + 1 + nWidth,y + 1 - TextureBrowser_fontHeight( textureBrowser ) );
1220                                         glEnd();
1221                                         glEnable( GL_TEXTURE_2D );
1222                                 }
1223
1224                                 // highlight in-use textures
1225                                 if ( !textureBrowser.m_hideUnused && shader->IsInUse() ) {
1226                                         glColor3f( 0.5,1,0.5 );
1227                                         glDisable( GL_TEXTURE_2D );
1228                                         glBegin( GL_LINE_LOOP );
1229                                         glVertex2i( x - 3,y + 3 - TextureBrowser_fontHeight( textureBrowser ) );
1230                                         glVertex2i( x - 3,y - nHeight - 3 - TextureBrowser_fontHeight( textureBrowser ) );
1231                                         glVertex2i( x + 3 + nWidth,y - nHeight - 3 - TextureBrowser_fontHeight( textureBrowser ) );
1232                                         glVertex2i( x + 3 + nWidth,y + 3 - TextureBrowser_fontHeight( textureBrowser ) );
1233                                         glEnd();
1234                                         glEnable( GL_TEXTURE_2D );
1235                                 }
1236                         }
1237
1238                         // draw checkerboard for transparent textures
1239                         if ( g_TextureBrowser_enableAlpha )
1240                         {
1241                                 glDisable( GL_TEXTURE_2D );
1242                                 glBegin( GL_QUADS );
1243                                 int font_height = TextureBrowser_fontHeight( textureBrowser );
1244                                 for ( int i = 0; i < nHeight; i += 8 )
1245                                 {
1246                                         for ( int j = 0; j < nWidth; j += 8 )
1247                                         {
1248                                                 unsigned char color = (i + j) / 8 % 2 ? 0x66 : 0x99;
1249                                                 glColor3ub( color, color, color );
1250                                                 int left = j;
1251                                                 int right = std::min(j+8, nWidth);
1252                                                 int top = i;
1253                                                 int bottom = std::min(i+8, nHeight);
1254                                                 glVertex2i(x + right, y - nHeight - font_height + top);
1255                                                 glVertex2i(x + left,  y - nHeight - font_height + top);
1256                                                 glVertex2i(x + left,  y - nHeight - font_height + bottom);
1257                                                 glVertex2i(x + right, y - nHeight - font_height + bottom);
1258                                         }
1259                                 }
1260                                 glEnd();
1261                                 glEnable( GL_TEXTURE_2D );
1262                         }
1263
1264                         // Draw the texture
1265                         glBindTexture( GL_TEXTURE_2D, q->texture_number );
1266                         GlobalOpenGL_debugAssertNoErrors();
1267                         glColor3f( 1,1,1 );
1268                         glBegin( GL_QUADS );
1269                         glTexCoord2i( 0,0 );
1270                         glVertex2i( x,y - TextureBrowser_fontHeight( textureBrowser ) );
1271                         glTexCoord2i( 1,0 );
1272                         glVertex2i( x + nWidth,y - TextureBrowser_fontHeight( textureBrowser ) );
1273                         glTexCoord2i( 1,1 );
1274                         glVertex2i( x + nWidth,y - TextureBrowser_fontHeight( textureBrowser ) - nHeight );
1275                         glTexCoord2i( 0,1 );
1276                         glVertex2i( x,y - TextureBrowser_fontHeight( textureBrowser ) - nHeight );
1277                         glEnd();
1278
1279                         // draw the texture name
1280                         glDisable( GL_TEXTURE_2D );
1281                         glColor3f( 1,1,1 );
1282
1283                         glRasterPos2i( x, y - TextureBrowser_fontHeight( textureBrowser ) + 5 );
1284
1285                         // don't draw the directory name
1286                         const char* name = shader->getName();
1287                         name += strlen( name );
1288                         while ( name != shader->getName() && *( name - 1 ) != '/' && *( name - 1 ) != '\\' )
1289                                 name--;
1290
1291                         GlobalOpenGL().drawString( name );
1292                         glEnable( GL_TEXTURE_2D );
1293                 }
1294
1295                 //int totalHeight = abs(y) + last_height + TextureBrowser_fontHeight(textureBrowser) + 4;
1296         }
1297
1298
1299         // reset the current texture
1300         glBindTexture( GL_TEXTURE_2D, 0 );
1301         //qglFinish();
1302 }
1303
1304 void TextureBrowser_queueDraw( TextureBrowser& textureBrowser ){
1305         if ( textureBrowser.m_gl_widget ) {
1306                 gtk_widget_queue_draw( textureBrowser.m_gl_widget );
1307         }
1308 }
1309
1310
1311 void TextureBrowser_setScale( TextureBrowser& textureBrowser, std::size_t scale ){
1312         textureBrowser.m_textureScale = scale;
1313
1314         TextureBrowser_queueDraw( textureBrowser );
1315 }
1316
1317 void TextureBrowser_setUniformSize( TextureBrowser& textureBrowser, std::size_t scale ){
1318         textureBrowser.m_uniformTextureSize = scale;
1319
1320         TextureBrowser_queueDraw( textureBrowser );
1321 }
1322
1323
1324 void TextureBrowser_MouseWheel( TextureBrowser& textureBrowser, bool bUp ){
1325         int originy = TextureBrowser_getOriginY( textureBrowser );
1326
1327         if ( bUp ) {
1328                 originy += int(textureBrowser.m_mouseWheelScrollIncrement);
1329         }
1330         else
1331         {
1332                 originy -= int(textureBrowser.m_mouseWheelScrollIncrement);
1333         }
1334
1335         TextureBrowser_setOriginY( textureBrowser, originy );
1336 }
1337
1338 XmlTagBuilder TagBuilder;
1339
1340 enum
1341 {
1342         TAG_COLUMN,
1343         N_COLUMNS
1344 };
1345
1346 void BuildStoreAssignedTags( ui::ListStore store, const char* shader, TextureBrowser* textureBrowser ){
1347         GtkTreeIter iter;
1348
1349         store.clear();
1350
1351         std::vector<CopiedString> assigned_tags;
1352         TagBuilder.GetShaderTags( shader, assigned_tags );
1353
1354         for ( size_t i = 0; i < assigned_tags.size(); i++ )
1355         {
1356                 store.append(TAG_COLUMN, assigned_tags[i].c_str());
1357         }
1358 }
1359
1360 void BuildStoreAvailableTags(   ui::ListStore storeAvailable,
1361                                                                 ui::ListStore storeAssigned,
1362                                                                 const std::set<CopiedString>& allTags,
1363                                                                 TextureBrowser* textureBrowser ){
1364         GtkTreeIter iterAssigned;
1365         GtkTreeIter iterAvailable;
1366         std::set<CopiedString>::const_iterator iterAll;
1367         gchar* tag_assigned;
1368
1369         storeAvailable.clear();
1370
1371         bool row = gtk_tree_model_get_iter_first(storeAssigned, &iterAssigned ) != 0;
1372
1373         if ( !row ) { // does the shader have tags assigned?
1374                 for ( iterAll = allTags.begin(); iterAll != allTags.end(); ++iterAll )
1375                 {
1376                         storeAvailable.append(TAG_COLUMN, (*iterAll).c_str());
1377                 }
1378         }
1379         else
1380         {
1381                 while ( row ) // available tags = all tags - assigned tags
1382                 {
1383                         gtk_tree_model_get(storeAssigned, &iterAssigned, TAG_COLUMN, &tag_assigned, -1 );
1384
1385                         for ( iterAll = allTags.begin(); iterAll != allTags.end(); ++iterAll )
1386                         {
1387                                 if ( strcmp( (char*)tag_assigned, ( *iterAll ).c_str() ) != 0 ) {
1388                                         storeAvailable.append(TAG_COLUMN, (*iterAll).c_str());
1389                                 }
1390                                 else
1391                                 {
1392                                         row = gtk_tree_model_iter_next(storeAssigned, &iterAssigned ) != 0;
1393
1394                                         if ( row ) {
1395                                                 gtk_tree_model_get(storeAssigned, &iterAssigned, TAG_COLUMN, &tag_assigned, -1 );
1396                                         }
1397                                 }
1398                         }
1399                 }
1400         }
1401 }
1402
1403 gboolean TextureBrowser_button_press( ui::Widget widget, GdkEventButton* event, TextureBrowser* textureBrowser ){
1404         if ( event->type == GDK_BUTTON_PRESS ) {
1405                 if ( event->button == 3 ) {
1406                         if ( GlobalTextureBrowser().m_tags ) {
1407                                 textureBrowser->m_rmbSelected = true;
1408                                 TextureBrowser_Selection_MouseDown( *textureBrowser, event->state, static_cast<int>( event->x ), static_cast<int>( event->y ) );
1409
1410                                 BuildStoreAssignedTags( textureBrowser->m_assigned_store, textureBrowser->shader.c_str(), textureBrowser );
1411                                 BuildStoreAvailableTags( textureBrowser->m_available_store, textureBrowser->m_assigned_store, textureBrowser->m_all_tags, textureBrowser );
1412                                 textureBrowser->m_heightChanged = true;
1413                                 textureBrowser->m_tag_frame.show();
1414
1415                 ui::process();
1416
1417                                 TextureBrowser_Focus( *textureBrowser, textureBrowser->shader.c_str() );
1418                         }
1419                         else
1420                         {
1421                                 TextureBrowser_Tracking_MouseDown( *textureBrowser );
1422                         }
1423                 }
1424                 else if ( event->button == 1 ) {
1425                         TextureBrowser_Selection_MouseDown( *textureBrowser, event->state, static_cast<int>( event->x ), static_cast<int>( event->y ) );
1426
1427                         if ( GlobalTextureBrowser().m_tags ) {
1428                                 textureBrowser->m_rmbSelected = false;
1429                                 textureBrowser->m_tag_frame.hide();
1430                         }
1431                 }
1432         }
1433         return FALSE;
1434 }
1435
1436 gboolean TextureBrowser_button_release( ui::Widget widget, GdkEventButton* event, TextureBrowser* textureBrowser ){
1437         if ( event->type == GDK_BUTTON_RELEASE ) {
1438                 if ( event->button == 3 ) {
1439                         if ( !GlobalTextureBrowser().m_tags ) {
1440                                 TextureBrowser_Tracking_MouseUp( *textureBrowser );
1441                         }
1442                 }
1443         }
1444         return FALSE;
1445 }
1446
1447 gboolean TextureBrowser_motion( ui::Widget widget, GdkEventMotion *event, TextureBrowser* textureBrowser ){
1448         return FALSE;
1449 }
1450
1451 gboolean TextureBrowser_scroll( ui::Widget widget, GdkEventScroll* event, TextureBrowser* textureBrowser ){
1452         if ( event->direction == GDK_SCROLL_UP ) {
1453                 TextureBrowser_MouseWheel( *textureBrowser, true );
1454         }
1455         else if ( event->direction == GDK_SCROLL_DOWN ) {
1456                 TextureBrowser_MouseWheel( *textureBrowser, false );
1457         }
1458         return FALSE;
1459 }
1460
1461 void TextureBrowser_scrollChanged( void* data, gdouble value ){
1462         //globalOutputStream() << "vertical scroll\n";
1463         TextureBrowser_setOriginY( *reinterpret_cast<TextureBrowser*>( data ), -(int)value );
1464 }
1465
1466 static void TextureBrowser_verticalScroll(ui::Adjustment adjustment, TextureBrowser* textureBrowser ){
1467         textureBrowser->m_scrollAdjustment.value_changed( gtk_adjustment_get_value(adjustment) );
1468 }
1469
1470 void TextureBrowser_updateScroll( TextureBrowser& textureBrowser ){
1471         if ( textureBrowser.m_showTextureScrollbar ) {
1472                 int totalHeight = TextureBrowser_TotalHeight( textureBrowser );
1473
1474                 totalHeight = std::max( totalHeight, textureBrowser.height );
1475
1476         auto vadjustment = gtk_range_get_adjustment( GTK_RANGE( textureBrowser.m_texture_scroll ) );
1477
1478                 gtk_adjustment_set_value(vadjustment, -TextureBrowser_getOriginY( textureBrowser ));
1479                 gtk_adjustment_set_page_size(vadjustment, textureBrowser.height);
1480                 gtk_adjustment_set_page_increment(vadjustment, textureBrowser.height / 2);
1481                 gtk_adjustment_set_step_increment(vadjustment, 20);
1482                 gtk_adjustment_set_lower(vadjustment, 0);
1483                 gtk_adjustment_set_upper(vadjustment, totalHeight);
1484
1485                 g_signal_emit_by_name( G_OBJECT( vadjustment ), "changed" );
1486         }
1487 }
1488
1489 gboolean TextureBrowser_size_allocate( ui::Widget widget, GtkAllocation* allocation, TextureBrowser* textureBrowser ){
1490         textureBrowser->width = allocation->width;
1491         textureBrowser->height = allocation->height;
1492         TextureBrowser_heightChanged( *textureBrowser );
1493         textureBrowser->m_originInvalid = true;
1494         TextureBrowser_queueDraw( *textureBrowser );
1495         return FALSE;
1496 }
1497
1498 gboolean TextureBrowser_expose( ui::Widget widget, GdkEventExpose* event, TextureBrowser* textureBrowser ){
1499         if ( glwidget_make_current( textureBrowser->m_gl_widget ) != FALSE ) {
1500                 GlobalOpenGL_debugAssertNoErrors();
1501                 TextureBrowser_evaluateHeight( *textureBrowser );
1502                 Texture_Draw( *textureBrowser );
1503                 GlobalOpenGL_debugAssertNoErrors();
1504                 glwidget_swap_buffers( textureBrowser->m_gl_widget );
1505         }
1506         return FALSE;
1507 }
1508
1509
1510 TextureBrowser g_TextureBrowser;
1511
1512 TextureBrowser& GlobalTextureBrowser(){
1513         return g_TextureBrowser;
1514 }
1515
1516 bool TextureBrowser_hideUnused(){
1517         return g_TextureBrowser.m_hideUnused;
1518 }
1519
1520 void TextureBrowser_ToggleHideUnused(){
1521         if ( g_TextureBrowser.m_hideUnused ) {
1522                 TextureBrowser_SetHideUnused( g_TextureBrowser, false );
1523         }
1524         else
1525         {
1526                 TextureBrowser_SetHideUnused( g_TextureBrowser, true );
1527         }
1528 }
1529
1530 void TextureGroups_constructTreeModel( TextureGroups groups, ui::TreeStore store ){
1531         // put the information from the old textures menu into a treeview
1532         GtkTreeIter iter, child;
1533
1534         TextureGroups::const_iterator i = groups.begin();
1535         while ( i != groups.end() )
1536         {
1537                 const char* dirName = ( *i ).c_str();
1538                 const char* firstUnderscore = strchr( dirName, '_' );
1539                 StringRange dirRoot( dirName, ( firstUnderscore == 0 ) ? dirName : firstUnderscore + 1 );
1540
1541                 TextureGroups::const_iterator next = i;
1542                 ++next;
1543                 if ( firstUnderscore != 0
1544                          && next != groups.end()
1545                          && string_equal_start( ( *next ).c_str(), dirRoot ) ) {
1546                         gtk_tree_store_append( store, &iter, NULL );
1547                         gtk_tree_store_set( store, &iter, 0, CopiedString( StringRange( dirName, firstUnderscore ) ).c_str(), -1 );
1548
1549                         // keep going...
1550                         while ( i != groups.end() && string_equal_start( ( *i ).c_str(), dirRoot ) )
1551                         {
1552                                 gtk_tree_store_append( store, &child, &iter );
1553                                 gtk_tree_store_set( store, &child, 0, ( *i ).c_str(), -1 );
1554                                 ++i;
1555                         }
1556                 }
1557                 else
1558                 {
1559                         gtk_tree_store_append( store, &iter, NULL );
1560                         gtk_tree_store_set( store, &iter, 0, dirName, -1 );
1561                         ++i;
1562                 }
1563         }
1564 }
1565
1566 TextureGroups TextureGroups_constructTreeView(){
1567         TextureGroups groups;
1568
1569         if ( TextureBrowser_showWads() ) {
1570                 GlobalFileSystem().forEachArchive( TextureGroupsAddWadCaller( groups ) );
1571         }
1572         else
1573         {
1574                 // scan texture dirs and pak files only if not restricting to shaderlist
1575                 if ( g_pGameDescription->mGameType != "doom3" && !g_TextureBrowser_shaderlistOnly ) {
1576                         GlobalFileSystem().forEachDirectory( "textures/", TextureGroupsAddDirectoryCaller( groups ) );
1577                 }
1578
1579                 GlobalShaderSystem().foreachShaderName( TextureGroupsAddShaderCaller( groups ) );
1580         }
1581
1582         return groups;
1583 }
1584
1585 void TextureBrowser_constructTreeStore(){
1586         TextureGroups groups = TextureGroups_constructTreeView();
1587         auto store = ui::TreeStore::from(gtk_tree_store_new( 1, G_TYPE_STRING ));
1588         TextureGroups_constructTreeModel( groups, store );
1589
1590         gtk_tree_view_set_model(g_TextureBrowser.m_treeViewTree, store);
1591
1592         g_object_unref( G_OBJECT( store ) );
1593 }
1594
1595 void TextureBrowser_constructTreeStoreTags(){
1596         TextureGroups groups;
1597         auto store = ui::TreeStore::from(gtk_tree_store_new( 1, G_TYPE_STRING ));
1598     auto model = g_TextureBrowser.m_all_tags_list;
1599
1600         gtk_tree_view_set_model(g_TextureBrowser.m_treeViewTags, model );
1601
1602         g_object_unref( G_OBJECT( store ) );
1603 }
1604
1605 void TreeView_onRowActivated( ui::TreeView treeview, ui::TreePath path, ui::TreeViewColumn col, gpointer userdata ){
1606         GtkTreeIter iter;
1607
1608     auto model = gtk_tree_view_get_model(treeview );
1609
1610         if ( gtk_tree_model_get_iter( model, &iter, path ) ) {
1611                 gchar dirName[1024];
1612
1613                 gchar* buffer;
1614                 gtk_tree_model_get( model, &iter, 0, &buffer, -1 );
1615                 strcpy( dirName, buffer );
1616                 g_free( buffer );
1617
1618                 g_TextureBrowser.m_searchedTags = false;
1619
1620                 if ( !TextureBrowser_showWads() ) {
1621                         strcat( dirName, "/" );
1622                 }
1623
1624                 ScopeDisableScreenUpdates disableScreenUpdates( dirName, "Loading Textures" );
1625                 TextureBrowser_ShowDirectory( GlobalTextureBrowser(), dirName );
1626                 TextureBrowser_queueDraw( GlobalTextureBrowser() );
1627         }
1628 }
1629
1630 void TextureBrowser_createTreeViewTree(){
1631         gtk_tree_view_set_enable_search(g_TextureBrowser.m_treeViewTree, FALSE );
1632
1633         gtk_tree_view_set_headers_visible(g_TextureBrowser.m_treeViewTree, FALSE );
1634         g_TextureBrowser.m_treeViewTree.connect( "row-activated", (GCallback) TreeView_onRowActivated, NULL );
1635
1636         auto renderer = ui::CellRendererText(ui::New);
1637         gtk_tree_view_insert_column_with_attributes(g_TextureBrowser.m_treeViewTree, -1, "", renderer, "text", 0, NULL );
1638
1639         TextureBrowser_constructTreeStore();
1640 }
1641
1642 void TextureBrowser_addTag();
1643
1644 void TextureBrowser_renameTag();
1645
1646 void TextureBrowser_deleteTag();
1647
1648 void TextureBrowser_createContextMenu( ui::Widget treeview, GdkEventButton *event ){
1649         ui::Widget menu = ui::Menu(ui::New);
1650
1651         ui::Widget menuitem = ui::MenuItem( "Add tag" );
1652         menuitem.connect( "activate", (GCallback)TextureBrowser_addTag, treeview );
1653         gtk_menu_shell_append( GTK_MENU_SHELL( menu ), menuitem );
1654
1655         menuitem = ui::MenuItem( "Rename tag" );
1656         menuitem.connect( "activate", (GCallback)TextureBrowser_renameTag, treeview );
1657         gtk_menu_shell_append( GTK_MENU_SHELL( menu ), menuitem );
1658
1659         menuitem = ui::MenuItem( "Delete tag" );
1660         menuitem.connect( "activate", (GCallback)TextureBrowser_deleteTag, treeview );
1661         gtk_menu_shell_append( GTK_MENU_SHELL( menu ), menuitem );
1662
1663         gtk_widget_show_all( menu );
1664
1665         gtk_menu_popup( GTK_MENU( menu ), NULL, NULL, NULL, NULL,
1666                                         ( event != NULL ) ? event->button : 0,
1667                                         gdk_event_get_time( (GdkEvent*)event ) );
1668 }
1669
1670 gboolean TreeViewTags_onButtonPressed( ui::TreeView treeview, GdkEventButton *event ){
1671         if ( event->type == GDK_BUTTON_PRESS && event->button == 3 ) {
1672                 GtkTreePath *path;
1673         auto selection = gtk_tree_view_get_selection(treeview );
1674
1675                 if ( gtk_tree_view_get_path_at_pos(treeview, event->x, event->y, &path, NULL, NULL, NULL ) ) {
1676                         gtk_tree_selection_unselect_all( selection );
1677                         gtk_tree_selection_select_path( selection, path );
1678                         gtk_tree_path_free( path );
1679                 }
1680
1681                 TextureBrowser_createContextMenu( treeview, event );
1682                 return TRUE;
1683         }
1684         return FALSE;
1685 }
1686
1687 void TextureBrowser_createTreeViewTags(){
1688         g_TextureBrowser.m_treeViewTags = ui::TreeView(ui::New);
1689         gtk_tree_view_set_enable_search(g_TextureBrowser.m_treeViewTags, FALSE );
1690
1691         g_TextureBrowser.m_treeViewTags.connect( "button-press-event", (GCallback)TreeViewTags_onButtonPressed, NULL );
1692
1693         gtk_tree_view_set_headers_visible(g_TextureBrowser.m_treeViewTags, FALSE );
1694
1695         auto renderer = ui::CellRendererText(ui::New);
1696         gtk_tree_view_insert_column_with_attributes(g_TextureBrowser.m_treeViewTags, -1, "", renderer, "text", 0, NULL );
1697
1698         TextureBrowser_constructTreeStoreTags();
1699 }
1700
1701 ui::MenuItem TextureBrowser_constructViewMenu( ui::Menu menu ){
1702         ui::MenuItem textures_menu_item = ui::MenuItem(new_sub_menu_item_with_mnemonic( "_View" ));
1703
1704         if ( g_Layout_enableDetachableMenus.m_value ) {
1705                 menu_tearoff( menu );
1706         }
1707
1708         create_check_menu_item_with_mnemonic( menu, "Hide _Unused", "ShowInUse" );
1709         if ( string_empty( g_pGameDescription->getKeyValue( "show_wads" ) ) ) {
1710                 create_check_menu_item_with_mnemonic( menu, "Hide Image Missing", "FilterMissing" );
1711         }
1712
1713         // hide notex and shadernotex on texture browser: no one wants to apply them
1714         create_check_menu_item_with_mnemonic( menu, "Hide Fallback", "FilterFallback" );
1715
1716         menu_separator( menu );
1717
1718         create_menu_item_with_mnemonic( menu, "Show All", "ShowAllTextures" );
1719
1720         // we always want to show shaders but don't want a "Show Shaders" menu for doom3 and .wad file games
1721         if ( g_pGameDescription->mGameType == "doom3" || !string_empty( g_pGameDescription->getKeyValue( "show_wads" ) ) ) {
1722                 g_TextureBrowser.m_showShaders = true;
1723         }
1724         else
1725         {
1726                 create_check_menu_item_with_mnemonic( menu, "Show shaders", "ToggleShowShaders" );
1727         }
1728
1729         if ( g_pGameDescription->mGameType != "doom3" && string_empty( g_pGameDescription->getKeyValue( "show_wads" ) ) ) {
1730                 create_check_menu_item_with_mnemonic( menu, "Shaders Only", "ToggleShowShaderlistOnly" );
1731         }
1732         if ( g_TextureBrowser.m_tags ) {
1733                 create_menu_item_with_mnemonic( menu, "Show Untagged", "ShowUntagged" );
1734         }
1735
1736         menu_separator( menu );
1737         create_check_menu_item_with_mnemonic( menu, "Fixed Size", "FixedSize" );
1738         create_check_menu_item_with_mnemonic( menu, "Transparency", "EnableAlpha" );
1739
1740         if ( string_empty( g_pGameDescription->getKeyValue( "show_wads" ) ) ) {
1741                 menu_separator( menu );
1742                 g_TextureBrowser.m_shader_info_item = ui::Widget(create_menu_item_with_mnemonic( menu, "Shader Info", "ShaderInfo"  ));
1743                 gtk_widget_set_sensitive( g_TextureBrowser.m_shader_info_item, FALSE );
1744         }
1745
1746
1747         return textures_menu_item;
1748 }
1749
1750 ui::MenuItem TextureBrowser_constructToolsMenu( ui::Menu menu ){
1751         ui::MenuItem textures_menu_item = ui::MenuItem(new_sub_menu_item_with_mnemonic( "_Tools" ));
1752
1753         if ( g_Layout_enableDetachableMenus.m_value ) {
1754                 menu_tearoff( menu );
1755         }
1756
1757         create_menu_item_with_mnemonic( menu, "Flush & Reload Shaders", "RefreshShaders" );
1758         create_menu_item_with_mnemonic( menu, "Find / Replace...", "FindReplaceTextures" );
1759
1760         return textures_menu_item;
1761 }
1762
1763 ui::MenuItem TextureBrowser_constructTagsMenu( ui::Menu menu ){
1764         ui::MenuItem textures_menu_item = ui::MenuItem(new_sub_menu_item_with_mnemonic( "T_ags" ));
1765
1766         if ( g_Layout_enableDetachableMenus.m_value ) {
1767                 menu_tearoff( menu );
1768         }
1769
1770         create_menu_item_with_mnemonic( menu, "Add tag", "AddTag" );
1771         create_menu_item_with_mnemonic( menu, "Rename tag", "RenameTag" );
1772         create_menu_item_with_mnemonic( menu, "Delete tag", "DeleteTag" );
1773         menu_separator( menu );
1774         create_menu_item_with_mnemonic( menu, "Copy tags from selected", "CopyTag" );
1775         create_menu_item_with_mnemonic( menu, "Paste tags to selected", "PasteTag" );
1776
1777         return textures_menu_item;
1778 }
1779
1780 gboolean TextureBrowser_tagMoveHelper( ui::TreeModel model, ui::TreePath path, GtkTreeIter iter, GSList** selected ){
1781         g_assert( selected != NULL );
1782
1783     auto rowref = gtk_tree_row_reference_new( model, path );
1784         *selected = g_slist_append( *selected, rowref );
1785
1786         return FALSE;
1787 }
1788
1789 void TextureBrowser_assignTags(){
1790         GSList* selected = NULL;
1791         GSList* node;
1792         gchar* tag_assigned;
1793
1794     auto selection = gtk_tree_view_get_selection(g_TextureBrowser.m_available_tree );
1795
1796         gtk_tree_selection_selected_foreach( selection, (GtkTreeSelectionForeachFunc)TextureBrowser_tagMoveHelper, &selected );
1797
1798         if ( selected != NULL ) {
1799                 for ( node = selected; node != NULL; node = node->next )
1800                 {
1801             auto path = gtk_tree_row_reference_get_path( (GtkTreeRowReference*)node->data );
1802
1803                         if ( path ) {
1804                                 GtkTreeIter iter;
1805
1806                                 if ( gtk_tree_model_get_iter(g_TextureBrowser.m_available_store, &iter, path ) ) {
1807                                         gtk_tree_model_get(g_TextureBrowser.m_available_store, &iter, TAG_COLUMN, &tag_assigned, -1 );
1808                                         if ( !TagBuilder.CheckShaderTag( g_TextureBrowser.shader.c_str() ) ) {
1809                                                 // create a custom shader/texture entry
1810                                                 IShader* ishader = QERApp_Shader_ForName( g_TextureBrowser.shader.c_str() );
1811                                                 CopiedString filename = ishader->getShaderFileName();
1812
1813                                                 if ( filename.empty() ) {
1814                                                         // it's a texture
1815                                                         TagBuilder.AddShaderNode( g_TextureBrowser.shader.c_str(), CUSTOM, TEXTURE );
1816                                                 }
1817                                                 else {
1818                                                         // it's a shader
1819                                                         TagBuilder.AddShaderNode( g_TextureBrowser.shader.c_str(), CUSTOM, SHADER );
1820                                                 }
1821                                                 ishader->DecRef();
1822                                         }
1823                                         TagBuilder.AddShaderTag( g_TextureBrowser.shader.c_str(), (char*)tag_assigned, TAG );
1824
1825                                         gtk_list_store_remove( g_TextureBrowser.m_available_store, &iter );
1826                                         g_TextureBrowser.m_assigned_store.append(TAG_COLUMN, tag_assigned);
1827                                 }
1828                         }
1829                 }
1830
1831                 g_slist_foreach( selected, (GFunc)gtk_tree_row_reference_free, NULL );
1832
1833                 // Save changes
1834                 TagBuilder.SaveXmlDoc();
1835         }
1836         g_slist_free( selected );
1837 }
1838
1839 void TextureBrowser_removeTags(){
1840         GSList* selected = NULL;
1841         GSList* node;
1842         gchar* tag;
1843
1844     auto selection = gtk_tree_view_get_selection(g_TextureBrowser.m_assigned_tree );
1845
1846         gtk_tree_selection_selected_foreach( selection, (GtkTreeSelectionForeachFunc)TextureBrowser_tagMoveHelper, &selected );
1847
1848         if ( selected != NULL ) {
1849                 for ( node = selected; node != NULL; node = node->next )
1850                 {
1851             auto path = gtk_tree_row_reference_get_path( (GtkTreeRowReference*)node->data );
1852
1853                         if ( path ) {
1854                                 GtkTreeIter iter;
1855
1856                                 if ( gtk_tree_model_get_iter(g_TextureBrowser.m_assigned_store, &iter, path ) ) {
1857                                         gtk_tree_model_get(g_TextureBrowser.m_assigned_store, &iter, TAG_COLUMN, &tag, -1 );
1858                                         TagBuilder.DeleteShaderTag( g_TextureBrowser.shader.c_str(), tag );
1859                                         gtk_list_store_remove( g_TextureBrowser.m_assigned_store, &iter );
1860                                 }
1861                         }
1862                 }
1863
1864                 g_slist_foreach( selected, (GFunc)gtk_tree_row_reference_free, NULL );
1865
1866                 // Update the "available tags list"
1867                 BuildStoreAvailableTags( g_TextureBrowser.m_available_store, g_TextureBrowser.m_assigned_store, g_TextureBrowser.m_all_tags, &g_TextureBrowser );
1868
1869                 // Save changes
1870                 TagBuilder.SaveXmlDoc();
1871         }
1872         g_slist_free( selected );
1873 }
1874
1875 void TextureBrowser_buildTagList(){
1876         g_TextureBrowser.m_all_tags_list.clear();
1877
1878         std::set<CopiedString>::iterator iter;
1879
1880         for ( iter = g_TextureBrowser.m_all_tags.begin(); iter != g_TextureBrowser.m_all_tags.end(); ++iter )
1881         {
1882                 g_TextureBrowser.m_all_tags_list.append(TAG_COLUMN, (*iter).c_str());
1883         }
1884 }
1885
1886 void TextureBrowser_searchTags(){
1887         GSList* selected = NULL;
1888         GSList* node;
1889         gchar* tag;
1890         char buffer[256];
1891         char tags_searched[256];
1892
1893     auto selection = gtk_tree_view_get_selection(g_TextureBrowser.m_treeViewTags );
1894
1895         gtk_tree_selection_selected_foreach( selection, (GtkTreeSelectionForeachFunc)TextureBrowser_tagMoveHelper, &selected );
1896
1897         if ( selected != NULL ) {
1898                 strcpy( buffer, "/root/*/*[tag='" );
1899                 strcpy( tags_searched, "[TAGS] " );
1900
1901                 for ( node = selected; node != NULL; node = node->next )
1902                 {
1903             auto path = gtk_tree_row_reference_get_path( (GtkTreeRowReference*)node->data );
1904
1905                         if ( path ) {
1906                                 GtkTreeIter iter;
1907
1908                                 if ( gtk_tree_model_get_iter(g_TextureBrowser.m_all_tags_list, &iter, path ) ) {
1909                                         gtk_tree_model_get(g_TextureBrowser.m_all_tags_list, &iter, TAG_COLUMN, &tag, -1 );
1910
1911                                         strcat( buffer, tag );
1912                                         strcat( tags_searched, tag );
1913                                         if ( node != g_slist_last( node ) ) {
1914                                                 strcat( buffer, "' and tag='" );
1915                                                 strcat( tags_searched, ", " );
1916                                         }
1917                                 }
1918                         }
1919                 }
1920
1921                 strcat( buffer, "']" );
1922
1923                 g_slist_foreach( selected, (GFunc)gtk_tree_row_reference_free, NULL );
1924
1925                 g_TextureBrowser.m_found_shaders.clear(); // delete old list
1926                 TagBuilder.TagSearch( buffer, g_TextureBrowser.m_found_shaders );
1927
1928                 if ( !g_TextureBrowser.m_found_shaders.empty() ) { // found something
1929                         size_t shaders_found = g_TextureBrowser.m_found_shaders.size();
1930
1931                         globalOutputStream() << "Found " << (unsigned int)shaders_found << " textures and shaders with " << tags_searched << "\n";
1932                         ScopeDisableScreenUpdates disableScreenUpdates( "Searching...", "Loading Textures" );
1933
1934                         std::set<CopiedString>::iterator iter;
1935
1936                         for ( iter = g_TextureBrowser.m_found_shaders.begin(); iter != g_TextureBrowser.m_found_shaders.end(); iter++ )
1937                         {
1938                                 std::string path = ( *iter ).c_str();
1939                                 size_t pos = path.find_last_of( "/", path.size() );
1940                                 std::string name = path.substr( pos + 1, path.size() );
1941                                 path = path.substr( 0, pos + 1 );
1942                                 TextureDirectory_loadTexture( path.c_str(), name.c_str() );
1943                         }
1944                 }
1945                 g_TextureBrowser.m_searchedTags = true;
1946                 g_TextureBrowser_currentDirectory = tags_searched;
1947
1948                 g_TextureBrowser.m_nTotalHeight = 0;
1949                 TextureBrowser_setOriginY( g_TextureBrowser, 0 );
1950                 TextureBrowser_heightChanged( g_TextureBrowser );
1951                 TextureBrowser_updateTitle();
1952         }
1953         g_slist_free( selected );
1954 }
1955
1956 void TextureBrowser_toggleSearchButton(){
1957         gint page = gtk_notebook_get_current_page( GTK_NOTEBOOK( g_TextureBrowser.m_tag_notebook ) );
1958
1959         if ( page == 0 ) { // tag page
1960                 gtk_widget_show_all( g_TextureBrowser.m_search_button );
1961         }
1962         else {
1963                 g_TextureBrowser.m_search_button.hide();
1964         }
1965 }
1966
1967 void TextureBrowser_constructTagNotebook(){
1968         g_TextureBrowser.m_tag_notebook = ui::Widget::from(gtk_notebook_new());
1969         ui::Widget labelTags = ui::Label( "Tags" );
1970         ui::Widget labelTextures = ui::Label( "Textures" );
1971
1972         gtk_notebook_append_page( GTK_NOTEBOOK( g_TextureBrowser.m_tag_notebook ), g_TextureBrowser.m_scr_win_tree, labelTextures );
1973         gtk_notebook_append_page( GTK_NOTEBOOK( g_TextureBrowser.m_tag_notebook ), g_TextureBrowser.m_scr_win_tags, labelTags );
1974
1975         g_TextureBrowser.m_tag_notebook.connect( "switch-page", G_CALLBACK( TextureBrowser_toggleSearchButton ), NULL );
1976
1977         gtk_widget_show_all( g_TextureBrowser.m_tag_notebook );
1978 }
1979
1980 void TextureBrowser_constructSearchButton(){
1981         auto image = ui::Widget::from(gtk_image_new_from_stock( GTK_STOCK_FIND, GTK_ICON_SIZE_SMALL_TOOLBAR ));
1982         g_TextureBrowser.m_search_button = ui::Button(ui::New);
1983         g_TextureBrowser.m_search_button.connect( "clicked", G_CALLBACK( TextureBrowser_searchTags ), NULL );
1984         gtk_widget_set_tooltip_text(g_TextureBrowser.m_search_button, "Search with selected tags");
1985         g_TextureBrowser.m_search_button.add(image);
1986 }
1987
1988 void TextureBrowser_checkTagFile(){
1989         const char SHADERTAG_FILE[] = "shadertags.xml";
1990         CopiedString default_filename, rc_filename;
1991         StringOutputStream stream( 256 );
1992
1993         stream << LocalRcPath_get();
1994         stream << SHADERTAG_FILE;
1995         rc_filename = stream.c_str();
1996
1997         if ( file_exists( rc_filename.c_str() ) ) {
1998                 g_TextureBrowser.m_tags = TagBuilder.OpenXmlDoc( rc_filename.c_str() );
1999
2000                 if ( g_TextureBrowser.m_tags ) {
2001                         globalOutputStream() << "Loading tag file " << rc_filename.c_str() << ".\n";
2002                 }
2003         }
2004         else
2005         {
2006                 // load default tagfile
2007                 stream.clear();
2008                 stream << g_pGameDescription->mGameToolsPath.c_str();
2009                 stream << SHADERTAG_FILE;
2010                 default_filename = stream.c_str();
2011
2012                 if ( file_exists( default_filename.c_str() ) ) {
2013                         g_TextureBrowser.m_tags = TagBuilder.OpenXmlDoc( default_filename.c_str(), rc_filename.c_str() );
2014
2015                         if ( g_TextureBrowser.m_tags ) {
2016                                 globalOutputStream() << "Loading default tag file " << default_filename.c_str() << ".\n";
2017                         }
2018                 }
2019                 else
2020                 {
2021                         globalErrorStream() << "Unable to find default tag file " << default_filename.c_str() << ". No tag support.\n";
2022                 }
2023         }
2024 }
2025
2026 void TextureBrowser_SetNotex(){
2027         IShader* notex = QERApp_Shader_ForName( DEFAULT_NOTEX_NAME );
2028         IShader* shadernotex = QERApp_Shader_ForName( DEFAULT_SHADERNOTEX_NAME );
2029
2030         g_notex = notex->getTexture()->name;
2031         g_shadernotex = shadernotex->getTexture()->name;
2032
2033         notex->DecRef();
2034         shadernotex->DecRef();
2035 }
2036
2037 ui::Widget TextureBrowser_constructWindow( ui::Window toplevel ){
2038         // The gl_widget and the tag assignment frame should be packed into a GtkVPaned with the slider
2039         // position stored in local.pref. gtk_paned_get_position() and gtk_paned_set_position() don't
2040         // seem to work in gtk 2.4 and the arrow buttons don't handle GTK_FILL, so here's another thing
2041         // for the "once-the-gtk-libs-are-updated-TODO-list" :x
2042
2043         TextureBrowser_checkTagFile();
2044         TextureBrowser_SetNotex();
2045
2046         GlobalShaderSystem().setActiveShadersChangedNotify( ReferenceCaller<TextureBrowser, void(), TextureBrowser_activeShadersChanged>( g_TextureBrowser ) );
2047
2048         g_TextureBrowser.m_parent = toplevel;
2049
2050         auto table = ui::Table(3, 3, FALSE);
2051         auto vbox = ui::VBox(FALSE, 0);
2052         table.attach(vbox, {0, 1, 1, 3}, {GTK_FILL, GTK_FILL});
2053         vbox.show();
2054
2055         ui::Widget menu_bar{ui::null};
2056
2057         { // menu bar
2058                 menu_bar = ui::Widget::from(gtk_menu_bar_new());
2059                 auto menu_view = ui::Menu(ui::New);
2060                 auto view_item = TextureBrowser_constructViewMenu( menu_view );
2061                 gtk_menu_item_set_submenu( GTK_MENU_ITEM( view_item ), menu_view );
2062                 gtk_menu_shell_append( GTK_MENU_SHELL( menu_bar ), view_item );
2063
2064                 auto menu_tools = ui::Menu(ui::New);
2065                 auto tools_item = TextureBrowser_constructToolsMenu( menu_tools );
2066                 gtk_menu_item_set_submenu( GTK_MENU_ITEM( tools_item ), menu_tools );
2067                 gtk_menu_shell_append( GTK_MENU_SHELL( menu_bar ), tools_item );
2068
2069                 table.attach(menu_bar, {0, 3, 0, 1}, {GTK_FILL, GTK_SHRINK});
2070                 menu_bar.show();
2071         }
2072         { // Texture TreeView
2073                 g_TextureBrowser.m_scr_win_tree = ui::ScrolledWindow(ui::New);
2074                 gtk_container_set_border_width( GTK_CONTAINER( g_TextureBrowser.m_scr_win_tree ), 0 );
2075
2076                 // vertical only scrolling for treeview
2077                 gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( g_TextureBrowser.m_scr_win_tree ), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS );
2078
2079                 g_TextureBrowser.m_scr_win_tree.show();
2080
2081                 TextureBrowser_createTreeViewTree();
2082
2083                 gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( g_TextureBrowser.m_scr_win_tree ), g_TextureBrowser.m_treeViewTree  );
2084                 g_TextureBrowser.m_treeViewTree.show();
2085         }
2086         { // gl_widget scrollbar
2087                 auto w = ui::Widget::from(gtk_vscrollbar_new( ui::Adjustment( 0,0,0,1,1,0 ) ));
2088                 table.attach(w, {2, 3, 1, 2}, {GTK_SHRINK, GTK_FILL});
2089                 w.show();
2090                 g_TextureBrowser.m_texture_scroll = w;
2091
2092                 auto vadjustment = ui::Adjustment::from(gtk_range_get_adjustment( GTK_RANGE( g_TextureBrowser.m_texture_scroll ) ));
2093                 vadjustment.connect( "value_changed", G_CALLBACK( TextureBrowser_verticalScroll ), &g_TextureBrowser );
2094
2095                 g_TextureBrowser.m_texture_scroll.visible(g_TextureBrowser.m_showTextureScrollbar);
2096         }
2097         { // gl_widget
2098                 g_TextureBrowser.m_gl_widget = glwidget_new( FALSE );
2099                 g_object_ref( g_TextureBrowser.m_gl_widget._handle );
2100
2101                 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 );
2102                 gtk_widget_set_can_focus( g_TextureBrowser.m_gl_widget, true );
2103
2104                 table.attach(g_TextureBrowser.m_gl_widget, {1, 2, 1, 2});
2105                 g_TextureBrowser.m_gl_widget.show();
2106
2107                 g_TextureBrowser.m_sizeHandler = g_TextureBrowser.m_gl_widget.connect( "size_allocate", G_CALLBACK( TextureBrowser_size_allocate ), &g_TextureBrowser );
2108                 g_TextureBrowser.m_exposeHandler = g_TextureBrowser.m_gl_widget.on_render( G_CALLBACK( TextureBrowser_expose ), &g_TextureBrowser );
2109
2110                 g_TextureBrowser.m_gl_widget.connect( "button_press_event", G_CALLBACK( TextureBrowser_button_press ), &g_TextureBrowser );
2111                 g_TextureBrowser.m_gl_widget.connect( "button_release_event", G_CALLBACK( TextureBrowser_button_release ), &g_TextureBrowser );
2112                 g_TextureBrowser.m_gl_widget.connect( "motion_notify_event", G_CALLBACK( TextureBrowser_motion ), &g_TextureBrowser );
2113                 g_TextureBrowser.m_gl_widget.connect( "scroll_event", G_CALLBACK( TextureBrowser_scroll ), &g_TextureBrowser );
2114         }
2115
2116         // tag stuff
2117         if ( g_TextureBrowser.m_tags ) {
2118                 { // fill tag GtkListStore
2119                         g_TextureBrowser.m_all_tags_list = ui::ListStore::from(gtk_list_store_new( N_COLUMNS, G_TYPE_STRING ));
2120             auto sortable = GTK_TREE_SORTABLE( g_TextureBrowser.m_all_tags_list );
2121                         gtk_tree_sortable_set_sort_column_id( sortable, TAG_COLUMN, GTK_SORT_ASCENDING );
2122
2123                         TagBuilder.GetAllTags( g_TextureBrowser.m_all_tags );
2124                         TextureBrowser_buildTagList();
2125                 }
2126                 { // tag menu bar
2127                         auto menu_tags = ui::Menu(ui::New);
2128                         auto tags_item = TextureBrowser_constructTagsMenu( menu_tags );
2129                         gtk_menu_item_set_submenu( GTK_MENU_ITEM( tags_item ), menu_tags );
2130                         gtk_menu_shell_append( GTK_MENU_SHELL( menu_bar ), tags_item );
2131                 }
2132                 { // Tag TreeView
2133                         g_TextureBrowser.m_scr_win_tags = ui::ScrolledWindow(ui::New);
2134                         gtk_container_set_border_width( GTK_CONTAINER( g_TextureBrowser.m_scr_win_tags ), 0 );
2135
2136                         // vertical only scrolling for treeview
2137                         gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( g_TextureBrowser.m_scr_win_tags ), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS );
2138
2139                         TextureBrowser_createTreeViewTags();
2140
2141             auto selection = gtk_tree_view_get_selection(g_TextureBrowser.m_treeViewTags );
2142                         gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
2143
2144                         gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( g_TextureBrowser.m_scr_win_tags ), g_TextureBrowser.m_treeViewTags  );
2145                         g_TextureBrowser.m_treeViewTags.show();
2146                 }
2147                 { // Texture/Tag notebook
2148                         TextureBrowser_constructTagNotebook();
2149                         vbox.pack_start( g_TextureBrowser.m_tag_notebook, TRUE, TRUE, 0 );
2150                 }
2151                 { // Tag search button
2152                         TextureBrowser_constructSearchButton();
2153                         vbox.pack_end(g_TextureBrowser.m_search_button, FALSE, FALSE, 0);
2154                 }
2155                 auto frame_table = ui::Table(3, 3, FALSE);
2156                 { // Tag frame
2157
2158                         g_TextureBrowser.m_tag_frame = ui::Frame( "Tag assignment" );
2159                         gtk_frame_set_label_align( GTK_FRAME( g_TextureBrowser.m_tag_frame ), 0.5, 0.5 );
2160                         gtk_frame_set_shadow_type( GTK_FRAME( g_TextureBrowser.m_tag_frame ), GTK_SHADOW_NONE );
2161
2162                         table.attach(g_TextureBrowser.m_tag_frame, {1, 3, 2, 3}, {GTK_FILL, GTK_SHRINK});
2163
2164                         frame_table.show();
2165
2166                         g_TextureBrowser.m_tag_frame.add(frame_table);
2167                 }
2168                 { // assigned tag list
2169                         ui::Widget scrolled_win = ui::ScrolledWindow(ui::New);
2170                         gtk_container_set_border_width( GTK_CONTAINER( scrolled_win ), 0 );
2171                         gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( scrolled_win ), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS );
2172
2173                         g_TextureBrowser.m_assigned_store = ui::ListStore::from(gtk_list_store_new( N_COLUMNS, G_TYPE_STRING ));
2174
2175             auto sortable = GTK_TREE_SORTABLE( g_TextureBrowser.m_assigned_store );
2176                         gtk_tree_sortable_set_sort_column_id( sortable, TAG_COLUMN, GTK_SORT_ASCENDING );
2177
2178                         auto renderer = ui::CellRendererText(ui::New);
2179
2180                         g_TextureBrowser.m_assigned_tree = ui::TreeView(ui::TreeModel::from(g_TextureBrowser.m_assigned_store._handle));
2181                         g_TextureBrowser.m_assigned_store.unref();
2182                         g_TextureBrowser.m_assigned_tree.connect( "row-activated", (GCallback) TextureBrowser_removeTags, NULL );
2183                         gtk_tree_view_set_headers_visible(g_TextureBrowser.m_assigned_tree, FALSE );
2184
2185             auto selection = gtk_tree_view_get_selection(g_TextureBrowser.m_assigned_tree );
2186                         gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
2187
2188             auto column = ui::TreeViewColumn( "", renderer, {{"text", TAG_COLUMN}} );
2189                         gtk_tree_view_append_column(g_TextureBrowser.m_assigned_tree, column );
2190                         g_TextureBrowser.m_assigned_tree.show();
2191
2192                         scrolled_win.show();
2193                         gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( scrolled_win ), g_TextureBrowser.m_assigned_tree  );
2194
2195                         frame_table.attach(scrolled_win, {0, 1, 1, 3}, {GTK_FILL, GTK_FILL});
2196                 }
2197                 { // available tag list
2198                         ui::Widget scrolled_win = ui::ScrolledWindow(ui::New);
2199                         gtk_container_set_border_width( GTK_CONTAINER( scrolled_win ), 0 );
2200                         gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( scrolled_win ), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS );
2201
2202                         g_TextureBrowser.m_available_store = ui::ListStore::from(gtk_list_store_new( N_COLUMNS, G_TYPE_STRING ));
2203             auto sortable = GTK_TREE_SORTABLE( g_TextureBrowser.m_available_store );
2204                         gtk_tree_sortable_set_sort_column_id( sortable, TAG_COLUMN, GTK_SORT_ASCENDING );
2205
2206                         auto renderer = ui::CellRendererText(ui::New);
2207
2208                         g_TextureBrowser.m_available_tree = ui::TreeView(ui::TreeModel::from(g_TextureBrowser.m_available_store._handle));
2209                         g_TextureBrowser.m_available_store.unref();
2210                         g_TextureBrowser.m_available_tree.connect( "row-activated", (GCallback) TextureBrowser_assignTags, NULL );
2211                         gtk_tree_view_set_headers_visible(g_TextureBrowser.m_available_tree, FALSE );
2212
2213             auto selection = gtk_tree_view_get_selection(g_TextureBrowser.m_available_tree );
2214                         gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
2215
2216             auto column = ui::TreeViewColumn( "", renderer, {{"text", TAG_COLUMN}} );
2217                         gtk_tree_view_append_column(g_TextureBrowser.m_available_tree, column );
2218                         g_TextureBrowser.m_available_tree.show();
2219
2220                         scrolled_win.show();
2221                         gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( scrolled_win ), g_TextureBrowser.m_available_tree  );
2222
2223                         frame_table.attach(scrolled_win, {2, 3, 1, 3}, {GTK_FILL, GTK_FILL});
2224                 }
2225                 { // tag arrow buttons
2226                         auto m_btn_left = ui::Button(ui::New);
2227                         auto m_btn_right = ui::Button(ui::New);
2228                         auto m_arrow_left = ui::Widget::from(gtk_arrow_new( GTK_ARROW_LEFT, GTK_SHADOW_OUT ));
2229                         auto m_arrow_right = ui::Widget::from(gtk_arrow_new( GTK_ARROW_RIGHT, GTK_SHADOW_OUT ));
2230                         m_btn_left.add(m_arrow_left);
2231                         m_btn_right.add(m_arrow_right);
2232
2233                         // workaround. the size of the tag frame depends of the requested size of the arrow buttons.
2234                         m_arrow_left.dimensions(-1, 68);
2235                         m_arrow_right.dimensions(-1, 68);
2236
2237                         frame_table.attach(m_btn_left, {1, 2, 1, 2}, {GTK_SHRINK, GTK_EXPAND});
2238                         frame_table.attach(m_btn_right, {1, 2, 2, 3}, {GTK_SHRINK, GTK_EXPAND});
2239
2240                         m_btn_left.connect( "clicked", G_CALLBACK( TextureBrowser_assignTags ), NULL );
2241                         m_btn_right.connect( "clicked", G_CALLBACK( TextureBrowser_removeTags ), NULL );
2242
2243                         m_btn_left.show();
2244                         m_btn_right.show();
2245                         m_arrow_left.show();
2246                         m_arrow_right.show();
2247                 }
2248                 { // tag fram labels
2249                         ui::Widget m_lbl_assigned = ui::Label( "Assigned" );
2250                         ui::Widget m_lbl_unassigned = ui::Label( "Available" );
2251
2252                         frame_table.attach(m_lbl_assigned, {0, 1, 0, 1}, {GTK_EXPAND, GTK_SHRINK});
2253                         frame_table.attach(m_lbl_unassigned, {2, 3, 0, 1}, {GTK_EXPAND, GTK_SHRINK});
2254
2255                         m_lbl_assigned.show();
2256                         m_lbl_unassigned.show();
2257                 }
2258         }
2259         else { // no tag support, show the texture tree only
2260                 vbox.pack_start( g_TextureBrowser.m_scr_win_tree, TRUE, TRUE, 0 );
2261         }
2262
2263         // TODO do we need this?
2264         //gtk_container_set_focus_chain(GTK_CONTAINER(hbox_table), NULL);
2265
2266         return table;
2267 }
2268
2269 void TextureBrowser_destroyWindow(){
2270         GlobalShaderSystem().setActiveShadersChangedNotify( Callback<void()>() );
2271
2272         g_signal_handler_disconnect( G_OBJECT( g_TextureBrowser.m_gl_widget ), g_TextureBrowser.m_sizeHandler );
2273         g_signal_handler_disconnect( G_OBJECT( g_TextureBrowser.m_gl_widget ), g_TextureBrowser.m_exposeHandler );
2274
2275         g_TextureBrowser.m_gl_widget.unref();
2276 }
2277
2278 const Vector3& TextureBrowser_getBackgroundColour( TextureBrowser& textureBrowser ){
2279         return textureBrowser.color_textureback;
2280 }
2281
2282 void TextureBrowser_setBackgroundColour( TextureBrowser& textureBrowser, const Vector3& colour ){
2283         textureBrowser.color_textureback = colour;
2284         TextureBrowser_queueDraw( textureBrowser );
2285 }
2286
2287 void TextureBrowser_selectionHelper( ui::TreeModel model, ui::TreePath path, GtkTreeIter* iter, GSList** selected ){
2288         g_assert( selected != NULL );
2289
2290         gchar* name;
2291         gtk_tree_model_get( model, iter, TAG_COLUMN, &name, -1 );
2292         *selected = g_slist_append( *selected, name );
2293 }
2294
2295 void TextureBrowser_shaderInfo(){
2296         const char* name = TextureBrowser_GetSelectedShader( g_TextureBrowser );
2297         IShader* shader = QERApp_Shader_ForName( name );
2298
2299         DoShaderInfoDlg( name, shader->getShaderFileName(), "Shader Info" );
2300
2301         shader->DecRef();
2302 }
2303
2304 void TextureBrowser_addTag(){
2305         CopiedString tag;
2306
2307         EMessageBoxReturn result = DoShaderTagDlg( &tag, "Add shader tag" );
2308
2309         if ( result == eIDOK && !tag.empty() ) {
2310                 GtkTreeIter iter;
2311                 g_TextureBrowser.m_all_tags.insert( tag.c_str() );
2312                 gtk_list_store_append( g_TextureBrowser.m_available_store, &iter );
2313                 gtk_list_store_set( g_TextureBrowser.m_available_store, &iter, TAG_COLUMN, tag.c_str(), -1 );
2314
2315                 // Select the currently added tag in the available list
2316         auto selection = gtk_tree_view_get_selection(g_TextureBrowser.m_available_tree );
2317                 gtk_tree_selection_select_iter( selection, &iter );
2318
2319                 g_TextureBrowser.m_all_tags_list.append(TAG_COLUMN, tag.c_str());
2320         }
2321 }
2322
2323 void TextureBrowser_renameTag(){
2324         /* WORKAROUND: The tag treeview is set to GTK_SELECTION_MULTIPLE. Because
2325            gtk_tree_selection_get_selected() doesn't work with GTK_SELECTION_MULTIPLE,
2326            we need to count the number of selected rows first and use
2327            gtk_tree_selection_selected_foreach() then to go through the list of selected
2328            rows (which always containins a single row).
2329          */
2330
2331         GSList* selected = NULL;
2332
2333     auto selection = gtk_tree_view_get_selection(g_TextureBrowser.m_treeViewTags );
2334         gtk_tree_selection_selected_foreach( selection, GtkTreeSelectionForeachFunc( TextureBrowser_selectionHelper ), &selected );
2335
2336         if ( g_slist_length( selected ) == 1 ) { // we only rename a single tag
2337                 CopiedString newTag;
2338                 EMessageBoxReturn result = DoShaderTagDlg( &newTag, "Rename shader tag" );
2339
2340                 if ( result == eIDOK && !newTag.empty() ) {
2341                         GtkTreeIter iterList;
2342                         gchar* rowTag;
2343                         gchar* oldTag = (char*)selected->data;
2344
2345                         bool row = gtk_tree_model_get_iter_first(g_TextureBrowser.m_all_tags_list, &iterList ) != 0;
2346
2347                         while ( row )
2348                         {
2349                                 gtk_tree_model_get(g_TextureBrowser.m_all_tags_list, &iterList, TAG_COLUMN, &rowTag, -1 );
2350
2351                                 if ( strcmp( rowTag, oldTag ) == 0 ) {
2352                                         gtk_list_store_set( g_TextureBrowser.m_all_tags_list, &iterList, TAG_COLUMN, newTag.c_str(), -1 );
2353                                 }
2354                                 row = gtk_tree_model_iter_next(g_TextureBrowser.m_all_tags_list, &iterList ) != 0;
2355                         }
2356
2357                         TagBuilder.RenameShaderTag( oldTag, newTag.c_str() );
2358
2359                         g_TextureBrowser.m_all_tags.erase( (CopiedString)oldTag );
2360                         g_TextureBrowser.m_all_tags.insert( newTag );
2361
2362                         BuildStoreAssignedTags( g_TextureBrowser.m_assigned_store, g_TextureBrowser.shader.c_str(), &g_TextureBrowser );
2363                         BuildStoreAvailableTags( g_TextureBrowser.m_available_store, g_TextureBrowser.m_assigned_store, g_TextureBrowser.m_all_tags, &g_TextureBrowser );
2364                 }
2365         }
2366         else
2367         {
2368                 ui::alert( g_TextureBrowser.m_parent, "Select a single tag for renaming." );
2369         }
2370 }
2371
2372 void TextureBrowser_deleteTag(){
2373         GSList* selected = NULL;
2374
2375     auto selection = gtk_tree_view_get_selection(g_TextureBrowser.m_treeViewTags );
2376         gtk_tree_selection_selected_foreach( selection, GtkTreeSelectionForeachFunc( TextureBrowser_selectionHelper ), &selected );
2377
2378         if ( g_slist_length( selected ) == 1 ) { // we only delete a single tag
2379                 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 );
2380
2381                 if ( result == ui::alert_response::YES ) {
2382                         GtkTreeIter iterSelected;
2383                         gchar *rowTag;
2384
2385                         gchar* tagSelected = (char*)selected->data;
2386
2387                         bool row = gtk_tree_model_get_iter_first(g_TextureBrowser.m_all_tags_list, &iterSelected ) != 0;
2388
2389                         while ( row )
2390                         {
2391                                 gtk_tree_model_get(g_TextureBrowser.m_all_tags_list, &iterSelected, TAG_COLUMN, &rowTag, -1 );
2392
2393                                 if ( strcmp( rowTag, tagSelected ) == 0 ) {
2394                                         gtk_list_store_remove( g_TextureBrowser.m_all_tags_list, &iterSelected );
2395                                         break;
2396                                 }
2397                                 row = gtk_tree_model_iter_next(g_TextureBrowser.m_all_tags_list, &iterSelected ) != 0;
2398                         }
2399
2400                         TagBuilder.DeleteTag( tagSelected );
2401                         g_TextureBrowser.m_all_tags.erase( (CopiedString)tagSelected );
2402
2403                         BuildStoreAssignedTags( g_TextureBrowser.m_assigned_store, g_TextureBrowser.shader.c_str(), &g_TextureBrowser );
2404                         BuildStoreAvailableTags( g_TextureBrowser.m_available_store, g_TextureBrowser.m_assigned_store, g_TextureBrowser.m_all_tags, &g_TextureBrowser );
2405                 }
2406         }
2407         else {
2408                 ui::alert( g_TextureBrowser.m_parent, "Select a single tag for deletion." );
2409         }
2410 }
2411
2412 void TextureBrowser_copyTag(){
2413         g_TextureBrowser.m_copied_tags.clear();
2414         TagBuilder.GetShaderTags( g_TextureBrowser.shader.c_str(), g_TextureBrowser.m_copied_tags );
2415 }
2416
2417 void TextureBrowser_pasteTag(){
2418         IShader* ishader = QERApp_Shader_ForName( g_TextureBrowser.shader.c_str() );
2419         CopiedString shader = g_TextureBrowser.shader.c_str();
2420
2421         if ( !TagBuilder.CheckShaderTag( shader.c_str() ) ) {
2422                 CopiedString shaderFile = ishader->getShaderFileName();
2423                 if ( shaderFile.empty() ) {
2424                         // it's a texture
2425                         TagBuilder.AddShaderNode( shader.c_str(), CUSTOM, TEXTURE );
2426                 }
2427                 else
2428                 {
2429                         // it's a shader
2430                         TagBuilder.AddShaderNode( shader.c_str(), CUSTOM, SHADER );
2431                 }
2432
2433                 for ( size_t i = 0; i < g_TextureBrowser.m_copied_tags.size(); ++i )
2434                 {
2435                         TagBuilder.AddShaderTag( shader.c_str(), g_TextureBrowser.m_copied_tags[i].c_str(), TAG );
2436                 }
2437         }
2438         else
2439         {
2440                 for ( size_t i = 0; i < g_TextureBrowser.m_copied_tags.size(); ++i )
2441                 {
2442                         if ( !TagBuilder.CheckShaderTag( shader.c_str(), g_TextureBrowser.m_copied_tags[i].c_str() ) ) {
2443                                 // the tag doesn't exist - let's add it
2444                                 TagBuilder.AddShaderTag( shader.c_str(), g_TextureBrowser.m_copied_tags[i].c_str(), TAG );
2445                         }
2446                 }
2447         }
2448
2449         ishader->DecRef();
2450
2451         TagBuilder.SaveXmlDoc();
2452         BuildStoreAssignedTags( g_TextureBrowser.m_assigned_store, shader.c_str(), &g_TextureBrowser );
2453         BuildStoreAvailableTags( g_TextureBrowser.m_available_store, g_TextureBrowser.m_assigned_store, g_TextureBrowser.m_all_tags, &g_TextureBrowser );
2454 }
2455
2456 void TextureBrowser_RefreshShaders(){
2457         ScopeDisableScreenUpdates disableScreenUpdates( "Processing...", "Loading Shaders" );
2458         GlobalShaderSystem().refresh();
2459         UpdateAllWindows();
2460     auto selection = gtk_tree_view_get_selection(GlobalTextureBrowser().m_treeViewTree);
2461         GtkTreeModel* model = NULL;
2462         GtkTreeIter iter;
2463         if ( gtk_tree_selection_get_selected (selection, &model, &iter) )
2464         {
2465                 gchar dirName[1024];
2466
2467                 gchar* buffer;
2468                 gtk_tree_model_get( model, &iter, 0, &buffer, -1 );
2469                 strcpy( dirName, buffer );
2470                 g_free( buffer );
2471                 if ( !TextureBrowser_showWads() ) {
2472                         strcat( dirName, "/" );
2473                 }
2474                 TextureBrowser_ShowDirectory( GlobalTextureBrowser(), dirName );
2475                 TextureBrowser_queueDraw( GlobalTextureBrowser() );
2476         }
2477 }
2478
2479 void TextureBrowser_ToggleShowShaders(){
2480         g_TextureBrowser.m_showShaders ^= 1;
2481         g_TextureBrowser.m_showshaders_item.update();
2482         TextureBrowser_queueDraw( g_TextureBrowser );
2483 }
2484
2485 void TextureBrowser_ToggleShowShaderListOnly(){
2486         g_TextureBrowser_shaderlistOnly ^= 1;
2487         g_TextureBrowser.m_showshaderlistonly_item.update();
2488
2489         TextureBrowser_constructTreeStore();
2490 }
2491
2492 void TextureBrowser_showAll(){
2493         g_TextureBrowser_currentDirectory = "";
2494         g_TextureBrowser.m_searchedTags = false;
2495         TextureBrowser_heightChanged( g_TextureBrowser );
2496         TextureBrowser_updateTitle();
2497 }
2498
2499 void TextureBrowser_showUntagged(){
2500         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 );
2501
2502         if ( result == ui::alert_response::YES ) {
2503                 g_TextureBrowser.m_found_shaders.clear();
2504                 TagBuilder.GetUntagged( g_TextureBrowser.m_found_shaders );
2505                 std::set<CopiedString>::iterator iter;
2506
2507                 ScopeDisableScreenUpdates disableScreenUpdates( "Searching untagged textures...", "Loading Textures" );
2508
2509                 for ( iter = g_TextureBrowser.m_found_shaders.begin(); iter != g_TextureBrowser.m_found_shaders.end(); iter++ )
2510                 {
2511                         std::string path = ( *iter ).c_str();
2512                         size_t pos = path.find_last_of( "/", path.size() );
2513                         std::string name = path.substr( pos + 1, path.size() );
2514                         path = path.substr( 0, pos + 1 );
2515                         TextureDirectory_loadTexture( path.c_str(), name.c_str() );
2516                         globalErrorStream() << path.c_str() << name.c_str() << "\n";
2517                 }
2518
2519                 g_TextureBrowser_currentDirectory = "Untagged";
2520                 TextureBrowser_queueDraw( GlobalTextureBrowser() );
2521                 TextureBrowser_heightChanged( g_TextureBrowser );
2522                 TextureBrowser_updateTitle();
2523         }
2524 }
2525
2526 void TextureBrowser_FixedSize(){
2527         g_TextureBrowser_fixedSize ^= 1;
2528         GlobalTextureBrowser().m_fixedsize_item.update();
2529         TextureBrowser_activeShadersChanged( GlobalTextureBrowser() );
2530 }
2531
2532 void TextureBrowser_FilterMissing(){
2533         g_TextureBrowser_filterMissing ^= 1;
2534         GlobalTextureBrowser().m_filternotex_item.update();
2535         TextureBrowser_activeShadersChanged( GlobalTextureBrowser() );
2536         TextureBrowser_RefreshShaders();
2537 }
2538
2539 void TextureBrowser_FilterFallback(){
2540         g_TextureBrowser_filterFallback ^= 1;
2541         GlobalTextureBrowser().m_hidenotex_item.update();
2542         TextureBrowser_activeShadersChanged( GlobalTextureBrowser() );
2543         TextureBrowser_RefreshShaders();
2544 }
2545
2546 void TextureBrowser_EnableAlpha(){
2547         g_TextureBrowser_enableAlpha ^= 1;
2548         GlobalTextureBrowser().m_enablealpha_item.update();
2549         TextureBrowser_activeShadersChanged( GlobalTextureBrowser() );
2550 }
2551
2552 void TextureBrowser_exportTitle( const Callback<void(const char *)> & importer ){
2553         StringOutputStream buffer( 64 );
2554         buffer << "Textures: ";
2555         if ( !string_empty( g_TextureBrowser_currentDirectory.c_str() ) ) {
2556                 buffer << g_TextureBrowser_currentDirectory.c_str();
2557         }
2558         else
2559         {
2560                 buffer << "all";
2561         }
2562         importer( buffer.c_str() );
2563 }
2564
2565 struct TextureScale {
2566         static void Export(const TextureBrowser &self, const Callback<void(int)> &returnz) {
2567                 switch (self.m_textureScale) {
2568                         case 10:
2569                                 returnz(0);
2570                                 break;
2571                         case 25:
2572                                 returnz(1);
2573                                 break;
2574                         case 50:
2575                                 returnz(2);
2576                                 break;
2577                         case 100:
2578                                 returnz(3);
2579                                 break;
2580                         case 200:
2581                                 returnz(4);
2582                                 break;
2583                 }
2584         }
2585
2586         static void Import(TextureBrowser &self, int value) {
2587                 switch (value) {
2588                         case 0:
2589                                 TextureBrowser_setScale(self, 10);
2590                                 break;
2591                         case 1:
2592                                 TextureBrowser_setScale(self, 25);
2593                                 break;
2594                         case 2:
2595                                 TextureBrowser_setScale(self, 50);
2596                                 break;
2597                         case 3:
2598                                 TextureBrowser_setScale(self, 100);
2599                                 break;
2600                         case 4:
2601                                 TextureBrowser_setScale(self, 200);
2602                                 break;
2603                 }
2604         }
2605 };
2606
2607 struct UniformTextureSize {
2608         static void Export(const TextureBrowser &self, const Callback<void(int)> &returnz) {
2609                 returnz(g_TextureBrowser.m_uniformTextureSize);
2610         }
2611
2612         static void Import(TextureBrowser &self, int value) {
2613                 if (value > 16)
2614                         TextureBrowser_setUniformSize(self, value);
2615         }
2616 };
2617
2618 void TextureBrowser_constructPreferences( PreferencesPage& page ){
2619         page.appendCheckBox(
2620                 "", "Texture scrollbar",
2621                 make_property<TextureBrowser_ShowScrollbar>(GlobalTextureBrowser())
2622                 );
2623         {
2624                 const char* texture_scale[] = { "10%", "25%", "50%", "100%", "200%" };
2625                 page.appendCombo(
2626                         "Texture Thumbnail Scale",
2627                         STRING_ARRAY_RANGE( texture_scale ),
2628                         make_property<TextureScale>(GlobalTextureBrowser())
2629                         );
2630         }
2631         page.appendSpinner(
2632                 "Texture Thumbnail Size",
2633                 GlobalTextureBrowser().m_uniformTextureSize,
2634                 GlobalTextureBrowser().m_uniformTextureSize,
2635                 16, 8192
2636         );
2637         page.appendEntry( "Mousewheel Increment", GlobalTextureBrowser().m_mouseWheelScrollIncrement );
2638         {
2639                 const char* startup_shaders[] = { "None", TextureBrowser_getComonShadersName() };
2640                 page.appendCombo( "Load Shaders at Startup", reinterpret_cast<int&>( GlobalTextureBrowser().m_startupShaders ), STRING_ARRAY_RANGE( startup_shaders ) );
2641         }
2642 }
2643 void TextureBrowser_constructPage( PreferenceGroup& group ){
2644         PreferencesPage page( group.createPage( "Texture Browser", "Texture Browser Preferences" ) );
2645         TextureBrowser_constructPreferences( page );
2646 }
2647
2648 void TextureBrowser_registerPreferencesPage(){
2649         PreferencesDialog_addSettingsPage( makeCallbackF(TextureBrowser_constructPage) );
2650 }
2651
2652
2653 #include "preferencesystem.h"
2654 #include "stringio.h"
2655
2656
2657 void TextureClipboard_textureSelected( const char* shader );
2658
2659 void TextureBrowser_Construct(){
2660         GlobalCommands_insert( "ShaderInfo", makeCallbackF(TextureBrowser_shaderInfo) );
2661         GlobalCommands_insert( "ShowUntagged", makeCallbackF(TextureBrowser_showUntagged) );
2662         GlobalCommands_insert( "AddTag", makeCallbackF(TextureBrowser_addTag) );
2663         GlobalCommands_insert( "RenameTag", makeCallbackF(TextureBrowser_renameTag) );
2664         GlobalCommands_insert( "DeleteTag", makeCallbackF(TextureBrowser_deleteTag) );
2665         GlobalCommands_insert( "CopyTag", makeCallbackF(TextureBrowser_copyTag) );
2666         GlobalCommands_insert( "PasteTag", makeCallbackF(TextureBrowser_pasteTag) );
2667         GlobalCommands_insert( "RefreshShaders", makeCallbackF(VFS_Refresh) );
2668         GlobalToggles_insert( "ShowInUse", makeCallbackF(TextureBrowser_ToggleHideUnused), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_hideunused_item ), Accelerator( 'U' ) );
2669         GlobalCommands_insert( "ShowAllTextures", makeCallbackF(TextureBrowser_showAll), Accelerator( 'A', (GdkModifierType)GDK_CONTROL_MASK ) );
2670         GlobalCommands_insert( "ToggleTextures", makeCallbackF(TextureBrowser_toggleShow), Accelerator( 'T' ) );
2671         GlobalToggles_insert( "ToggleShowShaders", makeCallbackF(TextureBrowser_ToggleShowShaders), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_showshaders_item ) );
2672         GlobalToggles_insert( "ToggleShowShaderlistOnly", makeCallbackF(TextureBrowser_ToggleShowShaderListOnly), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_showshaderlistonly_item ) );
2673         GlobalToggles_insert( "FixedSize", makeCallbackF(TextureBrowser_FixedSize), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_fixedsize_item ) );
2674         GlobalToggles_insert( "FilterMissing", makeCallbackF(TextureBrowser_FilterMissing), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_filternotex_item ) );
2675         GlobalToggles_insert( "FilterFallback", makeCallbackF(TextureBrowser_FilterFallback), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_hidenotex_item ) );
2676         GlobalToggles_insert( "EnableAlpha", makeCallbackF(TextureBrowser_EnableAlpha), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_enablealpha_item ) );
2677
2678         GlobalPreferenceSystem().registerPreference( "TextureScale", make_property_string<TextureScale>(g_TextureBrowser) );
2679         GlobalPreferenceSystem().registerPreference( "UniformTextureSize", make_property_string<UniformTextureSize>(g_TextureBrowser) );
2680         GlobalPreferenceSystem().registerPreference( "TextureScrollbar", make_property_string<TextureBrowser_ShowScrollbar>(GlobalTextureBrowser()));
2681         GlobalPreferenceSystem().registerPreference( "ShowShaders", make_property_string( GlobalTextureBrowser().m_showShaders ) );
2682         GlobalPreferenceSystem().registerPreference( "ShowShaderlistOnly", make_property_string( g_TextureBrowser_shaderlistOnly ) );
2683         GlobalPreferenceSystem().registerPreference( "FixedSize", make_property_string( g_TextureBrowser_fixedSize ) );
2684         GlobalPreferenceSystem().registerPreference( "FilterMissing", make_property_string( g_TextureBrowser_filterMissing ) );
2685         GlobalPreferenceSystem().registerPreference( "EnableAlpha", make_property_string( g_TextureBrowser_enableAlpha ) );
2686         GlobalPreferenceSystem().registerPreference( "LoadShaders", make_property_string( reinterpret_cast<int&>( GlobalTextureBrowser().m_startupShaders ) ) );
2687         GlobalPreferenceSystem().registerPreference( "WheelMouseInc", make_property_string( GlobalTextureBrowser().m_mouseWheelScrollIncrement ) );
2688         GlobalPreferenceSystem().registerPreference( "SI_Colors0", make_property_string( GlobalTextureBrowser().color_textureback ) );
2689
2690         g_TextureBrowser.shader = texdef_name_default();
2691
2692         Textures_setModeChangedNotify( ReferenceCaller<TextureBrowser, void(), TextureBrowser_queueDraw>( g_TextureBrowser ) );
2693
2694         TextureBrowser_registerPreferencesPage();
2695
2696         GlobalShaderSystem().attach( g_ShadersObserver );
2697
2698         TextureBrowser_textureSelected = TextureClipboard_textureSelected;
2699 }
2700
2701 void TextureBrowser_Destroy(){
2702         GlobalShaderSystem().detach( g_ShadersObserver );
2703
2704         Textures_setModeChangedNotify( Callback<void()>() );
2705 }
2706
2707 #if WORKAROUND_WINDOWS_GTK2_GLWIDGET
2708 ui::GLArea TextureBrowser_getGLWidget(){
2709         return GlobalTextureBrowser().m_gl_widget;
2710 }
2711 #endif // WORKAROUND_WINDOWS_GTK2_GLWIDGET