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( path_get_extension( archive ), "wad" ) ) {
 104                 groups.insert( archive );
 105         }
 106 }
 107
 108 typedef ReferenceCaller<TextureGroups, void(const char*), TextureGroups_addWad> TextureGroupsAddWadCaller;
 109
 110 namespace
 111 {
 112 bool g_TextureBrowser_shaderlistOnly = false;
 113 bool g_TextureBrowser_fixedSize = true;
 114 bool g_TextureBrowser_filterMissing = false;
 115 bool g_TextureBrowser_filterFallback = true;
 116 bool g_TextureBrowser_enableAlpha = false;
 117 }
 118
 119 CopiedString g_notex;
 120 CopiedString g_shadernotex;
 121
 122 bool isMissing(const char* name);
 123
 124 bool isNotex(const char* name);
 125
 126 bool isMissing(const char* name){
 127         if ( string_equal( g_notex.c_str(), name ) ) {
 128                 return true;
 129         }
 130         if ( string_equal( g_shadernotex.c_str(), name ) ) {
 131                 return true;
 132         }
 133         return false;
 134 }
 135
 136 bool isNotex(const char* name){
 137         if ( string_equal_suffix( name, "/" DEFAULT_NOTEX_BASENAME ) ) {
 138                 return true;
 139         }
 140         if ( string_equal_suffix( name, "/" DEFAULT_SHADERNOTEX_BASENAME ) ) {
 141                 return true;
 142         }
 143         return false;
 144 }
 145
 146 void TextureGroups_addShader( TextureGroups& groups, const char* shaderName ){
 147         const char* texture = path_make_relative( shaderName, "textures/" );
 148
 149         // hide notex / shadernotex images
 150         if ( g_TextureBrowser_filterFallback ) {
 151                 if ( isNotex( shaderName ) ) {
 152                         return;
 153                 }
 154                 if ( isNotex( texture ) ) {
 155                         return;
 156                 }
 157         }
 158
 159         if ( texture != shaderName ) {
 160                 const char* last = path_remove_directory( texture );
 161                 if ( !string_empty( last ) ) {
 162                         groups.insert( CopiedString( StringRange( texture, --last ) ) );
 163                 }
 164         }
 165 }
 166
 167 typedef ReferenceCaller<TextureGroups, void(const char*), TextureGroups_addShader> TextureGroupsAddShaderCaller;
 168
 169 void TextureGroups_addDirectory( TextureGroups& groups, const char* directory ){
 170         groups.insert( directory );
 171 }
 172
 173 typedef ReferenceCaller<TextureGroups, void(const char*), TextureGroups_addDirectory> TextureGroupsAddDirectoryCaller;
 174
 175 class DeferredAdjustment
 176 {
 177 gdouble m_value;
 178 guint m_handler;
 179
 180 typedef void ( *ValueChangedFunction )( void* data, gdouble value );
 181
 182 ValueChangedFunction m_function;
 183 void* m_data;
 184
 185 static gboolean deferred_value_changed( gpointer data ){
 186         reinterpret_cast<DeferredAdjustment*>( data )->m_function(
 187                 reinterpret_cast<DeferredAdjustment*>( data )->m_data,
 188                 reinterpret_cast<DeferredAdjustment*>( data )->m_value
 189                 );
 190         reinterpret_cast<DeferredAdjustment*>( data )->m_handler = 0;
 191         reinterpret_cast<DeferredAdjustment*>( data )->m_value = 0;
 192         return FALSE;
 193 }
 194
 195 public:
 196 DeferredAdjustment( ValueChangedFunction function, void* data ) : m_value( 0 ), m_handler( 0 ), m_function( function ), m_data( data ){
 197 }
 198
 199 void flush(){
 200         if ( m_handler != 0 ) {
 201                 g_source_remove( m_handler );
 202                 deferred_value_changed( this );
 203         }
 204 }
 205
 206 void value_changed( gdouble value ){
 207         m_value = value;
 208         if ( m_handler == 0 ) {
 209                 m_handler = g_idle_add( deferred_value_changed, this );
 210         }
 211 }
 212
 213 static void adjustment_value_changed(ui::Adjustment adjustment, DeferredAdjustment* self ){
 214         self->value_changed( gtk_adjustment_get_value(adjustment) );
 215 }
 216 };
 217
 218
 219 class TextureBrowser;
 220
 221 typedef ReferenceCaller<TextureBrowser, void(), TextureBrowser_queueDraw> TextureBrowserQueueDrawCaller;
 222
 223 void TextureBrowser_scrollChanged( void* data, gdouble value );
 224
 225
 226 enum StartupShaders
 227 {
 228         STARTUPSHADERS_NONE = 0,
 229         STARTUPSHADERS_COMMON,
 230 };
 231
 232 void TextureBrowser_hideUnusedExport( const Callback<void(bool)> & importer );
 233
 234 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_hideUnusedExport> TextureBrowserHideUnusedExport;
 235
 236 void TextureBrowser_showShadersExport( const Callback<void(bool)> & importer );
 237
 238 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_showShadersExport> TextureBrowserShowShadersExport;
 239
 240 void TextureBrowser_showTexturesExport( const Callback<void(bool)> & importer );
 241
 242 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_showTexturesExport> TextureBrowserShowTexturesExport;
 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 #ifdef WORKAROUND_MACOS_GTK2_GLWIDGET
 275 ui::VBox m_vframe{ui::null};
 276 ui::VBox m_vfiller{ui::null};
 277 ui::HBox m_hframe{ui::null};
 278 ui::HBox m_hfiller{ui::null};
 279 #else // !WORKAROUND_MACOS_GTK2_GLWIDGET
 280 ui::VBox m_frame{ui::null};
 281 #endif // !WORKAROUND_MACOS_GTK2_GLWIDGET
 282 ui::GLArea m_gl_widget{ui::null};
 283 ui::Widget m_texture_scroll{ui::null};
 284 ui::TreeView m_treeViewTree{ui::New};
 285 ui::TreeView m_treeViewTags{ui::null};
 286 ui::Frame m_tag_frame{ui::null};
 287 ui::ListStore m_assigned_store{ui::null};
 288 ui::ListStore m_available_store{ui::null};
 289 ui::TreeView m_assigned_tree{ui::null};
 290 ui::TreeView m_available_tree{ui::null};
 291 ui::Widget m_scr_win_tree{ui::null};
 292 ui::Widget m_scr_win_tags{ui::null};
 293 ui::Widget m_tag_notebook{ui::null};
 294 ui::Button m_search_button{ui::null};
 295 ui::Widget m_shader_info_item{ui::null};
 296
 297 std::set<CopiedString> m_all_tags;
 298 ui::ListStore m_all_tags_list{ui::null};
 299 std::vector<CopiedString> m_copied_tags;
 300 std::set<CopiedString> m_found_shaders;
 301
 302 ToggleItem m_hideunused_item;
 303 ToggleItem m_hidenotex_item;
 304 ToggleItem m_showshaders_item;
 305 ToggleItem m_showtextures_item;
 306 ToggleItem m_showshaderlistonly_item;
 307 ToggleItem m_fixedsize_item;
 308 ToggleItem m_filternotex_item;
 309 ToggleItem m_enablealpha_item;
 310
 311 guint m_sizeHandler;
 312 guint m_exposeHandler;
 313
 314 bool m_heightChanged;
 315 bool m_originInvalid;
 316
 317 DeferredAdjustment m_scrollAdjustment;
 318 FreezePointer m_freezePointer;
 319
 320 Vector3 color_textureback;
 321 // the increment step we use against the wheel mouse
 322 std::size_t m_mouseWheelScrollIncrement;
 323 std::size_t m_textureScale;
 324 // make the texture increments match the grid changes
 325 bool m_showShaders;
 326 bool m_showTextures;
 327 bool m_showTextureScrollbar;
 328 StartupShaders m_startupShaders;
 329 // if true, the texture window will only display in-use shaders
 330 // if false, all the shaders in memory are displayed
 331 bool m_hideUnused;
 332 bool m_rmbSelected;
 333 bool m_searchedTags;
 334 bool m_tags;
 335 bool m_move_started;
 336 // The uniform size (in pixels) that textures are resized to when m_resizeTextures is true.
 337 int m_uniformTextureSize;
 338 int m_uniformTextureMinSize;
 339
 340 // Return the display width of a texture in the texture browser
 341 void getTextureWH( qtexture_t* tex, int &W, int &H ){
 342                 // Don't use uniform size
 343                 W = (int)( tex->width * ( (float)m_textureScale / 100 ) );
 344                 H = (int)( tex->height * ( (float)m_textureScale / 100 ) );
 345                 if ( W < 1 ) W = 1;
 346                 if ( H < 1 ) H = 1;
 347
 348         if ( g_TextureBrowser_fixedSize ){
 349                 if      ( W >= H ) {
 350                         // Texture is square, or wider than it is tall
 351                         if ( W >= m_uniformTextureSize ){
 352                                 H = m_uniformTextureSize * H / W;
 353                                 W = m_uniformTextureSize;
 354                         }
 355                         else if ( W <= m_uniformTextureMinSize ){
 356                                 H = m_uniformTextureMinSize * H / W;
 357                                 W = m_uniformTextureMinSize;
 358                         }
 359                 }
 360                 else {
 361                         // Texture taller than it is wide
 362                         if ( H >= m_uniformTextureSize ){
 363                                 W = m_uniformTextureSize * W / H;
 364                                 H = m_uniformTextureSize;
 365                         }
 366                         else if ( H <= m_uniformTextureMinSize ){
 367                                 W = m_uniformTextureMinSize * W / H;
 368                                 H = m_uniformTextureMinSize;
 369                         }
 370                 }
 371         }
 372 }
 373
 374 TextureBrowser() :
 375         m_texture_scroll( ui::null ),
 376         m_hideunused_item( TextureBrowserHideUnusedExport() ),
 377         m_hidenotex_item( TextureBrowserFilterFallbackExport() ),
 378         m_showshaders_item( TextureBrowserShowShadersExport() ),
 379         m_showtextures_item( TextureBrowserShowTexturesExport() ),
 380         m_showshaderlistonly_item( TextureBrowserShowShaderlistOnlyExport() ),
 381         m_fixedsize_item( TextureBrowserFixedSizeExport() ),
 382         m_filternotex_item( TextureBrowserFilterMissingExport() ),
 383         m_enablealpha_item( TextureBrowserEnableAlphaExport() ),
 384         m_heightChanged( true ),
 385         m_originInvalid( true ),
 386         m_scrollAdjustment( TextureBrowser_scrollChanged, this ),
 387         color_textureback( 0.25f, 0.25f, 0.25f ),
 388         m_mouseWheelScrollIncrement( 64 ),
 389         m_textureScale( 50 ),
 390         m_showShaders( true ),
 391         m_showTextures( true ),
 392         m_showTextureScrollbar( true ),
 393         m_startupShaders( STARTUPSHADERS_NONE ),
 394         m_hideUnused( false ),
 395         m_rmbSelected( false ),
 396         m_searchedTags( false ),
 397         m_tags( false ),
 398         m_uniformTextureSize( 160 ),
 399         m_uniformTextureMinSize( 48 ),
 400         m_move_started( false ){
 401 }
 402 };
 403
 404 void ( *TextureBrowser_textureSelected )( const char* shader );
 405
 406
 407 void TextureBrowser_updateScroll( TextureBrowser& textureBrowser );
 408
 409
 410 const char* TextureBrowser_getCommonShadersName(){
 411         const char* value = g_pGameDescription->getKeyValue( "common_shaders_name" );
 412         if ( !string_empty( value ) ) {
 413                 return value;
 414         }
 415         return "Common";
 416 }
 417
 418 const char* TextureBrowser_getCommonShadersDir(){
 419         const char* value = g_pGameDescription->getKeyValue( "common_shaders_dir" );
 420         if ( !string_empty( value ) ) {
 421                 return value;
 422         }
 423         return "common/";
 424 }
 425
 426 inline int TextureBrowser_fontHeight( TextureBrowser& textureBrowser ){
 427         return GlobalOpenGL().m_font->getPixelHeight();
 428 }
 429
 430 const char* TextureBrowser_GetSelectedShader( TextureBrowser& textureBrowser ){
 431         return textureBrowser.shader.c_str();
 432 }
 433
 434 void TextureBrowser_SetStatus( TextureBrowser& textureBrowser, const char* name ){
 435         IShader* shader = QERApp_Shader_ForName( name );
 436         qtexture_t* q = shader->getTexture();
 437         StringOutputStream strTex( 256 );
 438         strTex << name << " W: " << Unsigned( q->width ) << " H: " << Unsigned( q->height );
 439         shader->DecRef();
 440         g_pParentWnd->SetStatusText( g_pParentWnd->m_texture_status, strTex.c_str() );
 441 }
 442
 443 void TextureBrowser_Focus( TextureBrowser& textureBrowser, const char* name );
 444
 445 void TextureBrowser_SetSelectedShader( TextureBrowser& textureBrowser, const char* shader ){
 446         textureBrowser.shader = shader;
 447         TextureBrowser_SetStatus( textureBrowser, shader );
 448         TextureBrowser_Focus( textureBrowser, shader );
 449
 450         if ( FindTextureDialog_isOpen() ) {
 451                 FindTextureDialog_selectTexture( shader );
 452         }
 453
 454         // disable the menu item "shader info" if no shader was selected
 455         IShader* ishader = QERApp_Shader_ForName( shader );
 456         CopiedString filename = ishader->getShaderFileName();
 457
 458         if ( filename.empty() ) {
 459                 if ( textureBrowser.m_shader_info_item != NULL ) {
 460                         gtk_widget_set_sensitive( textureBrowser.m_shader_info_item, FALSE );
 461                 }
 462         }
 463         else {
 464                 gtk_widget_set_sensitive( textureBrowser.m_shader_info_item, TRUE );
 465         }
 466
 467         ishader->DecRef();
 468 }
 469
 470
 471 CopiedString g_TextureBrowser_currentDirectory;
 472
 473 /*
 474    ============================================================================
 475
 476    TEXTURE LAYOUT
 477
 478    TTimo: now based on a rundown through all the shaders
 479    NOTE: we expect the Active shaders count doesn't change during a Texture_StartPos .. Texture_NextPos cycle
 480    otherwise we may need to rely on a list instead of an array storage
 481    ============================================================================
 482  */
 483
 484 class TextureLayout
 485 {
 486 public:
 487 // texture layout functions
 488 // TTimo: now based on shaders
 489 int current_x, current_y, current_row;
 490 };
 491
 492 void Texture_StartPos( TextureLayout& layout ){
 493         layout.current_x = 8;
 494         layout.current_y = -8;
 495         layout.current_row = 0;
 496 }
 497
 498 void Texture_NextPos( TextureBrowser& textureBrowser, TextureLayout& layout, qtexture_t* current_texture, int *x, int *y ){
 499         qtexture_t* q = current_texture;
 500
 501         int nWidth, nHeight;
 502         textureBrowser.getTextureWH( q, nWidth, nHeight );
 503         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
 504                 layout.current_x = 8;
 505                 layout.current_y -= layout.current_row + TextureBrowser_fontHeight( textureBrowser ) + 4;//+4
 506                 layout.current_row = 0;
 507         }
 508
 509         *x = layout.current_x;
 510         *y = layout.current_y;
 511
 512         // Is our texture larger than the row? If so, grow the
 513         // row height to match it
 514
 515         if ( layout.current_row < nHeight ) {
 516                 layout.current_row = nHeight;
 517         }
 518
 519         // never go less than 96, or the names get all crunched up
 520         layout.current_x += nWidth < 96 ? 96 : nWidth;
 521         layout.current_x += 8;
 522 }
 523
 524 bool TextureSearch_IsShown( const char* name ){
 525         std::set<CopiedString>::iterator iter;
 526
 527         iter = GlobalTextureBrowser().m_found_shaders.find( name );
 528
 529         if ( iter == GlobalTextureBrowser().m_found_shaders.end() ) {
 530                 return false;
 531         }
 532         else {
 533                 return true;
 534         }
 535 }
 536
 537 // if texture_showinuse jump over non in-use textures
 538 bool Texture_IsShown( IShader* shader, bool show_shaders, bool show_textures, bool hideUnused ){
 539         // filter missing shaders
 540         // ugly: filter on built-in fallback name after substitution
 541         if ( g_TextureBrowser_filterMissing ) {
 542                 if ( isMissing( shader->getTexture()->name ) ) {
 543                         return false;
 544                 }
 545         }
 546         // filter the fallback (notex/shadernotex) for missing shaders or editor image
 547         if ( g_TextureBrowser_filterFallback ) {
 548                 if ( isNotex( shader->getName() ) ) {
 549                         return false;
 550                 }
 551                 if ( isNotex( shader->getTexture()->name ) ) {
 552                         return false;
 553                 }
 554         }
 555
 556         if ( g_TextureBrowser_currentDirectory == "Untagged" ) {
 557                 std::set<CopiedString>::iterator iter;
 558
 559                 iter = GlobalTextureBrowser().m_found_shaders.find( shader->getName() );
 560
 561                 if ( iter == GlobalTextureBrowser().m_found_shaders.end() ) {
 562                         return false;
 563                 }
 564                 else {
 565                         return true;
 566                 }
 567         }
 568
 569         if ( !shader_equal_prefix( shader->getName(), "textures/" ) ) {
 570                 return false;
 571         }
 572
 573         if ( !show_shaders && !shader->IsDefault() ) {
 574                 return false;
 575         }
 576
 577         if ( !show_textures && shader->IsDefault() ) {
 578                 return false;
 579         }
 580
 581         if ( hideUnused && !shader->IsInUse() ) {
 582                 return false;
 583         }
 584
 585         if ( GlobalTextureBrowser().m_searchedTags ) {
 586                 if ( !TextureSearch_IsShown( shader->getName() ) ) {
 587                         return false;
 588                 }
 589                 else {
 590                         return true;
 591                 }
 592         }
 593         else {
 594                 if ( TextureBrowser_showWads() )
 595                 {
 596                         if ( g_TextureBrowser_currentDirectory != ""
 597                                 && !string_equal( shader->getWadName(), g_TextureBrowser_currentDirectory.c_str() ) )
 598                         {
 599                                 return false;
 600                         }
 601                 }
 602                 else if ( !shader_equal_prefix( shader_get_textureName( shader->getName() ), g_TextureBrowser_currentDirectory.c_str() ) ) {
 603                         return false;
 604                 }
 605         }
 606
 607         return true;
 608 }
 609
 610 void TextureBrowser_heightChanged( TextureBrowser& textureBrowser ){
 611         textureBrowser.m_heightChanged = true;
 612
 613         TextureBrowser_updateScroll( textureBrowser );
 614         TextureBrowser_queueDraw( textureBrowser );
 615 }
 616
 617 void TextureBrowser_evaluateHeight( TextureBrowser& textureBrowser ){
 618         if ( textureBrowser.m_heightChanged ) {
 619                 textureBrowser.m_heightChanged = false;
 620
 621                 textureBrowser.m_nTotalHeight = 0;
 622
 623                 TextureLayout layout;
 624                 Texture_StartPos( layout );
 625                 for ( QERApp_ActiveShaders_IteratorBegin(); !QERApp_ActiveShaders_IteratorAtEnd(); QERApp_ActiveShaders_IteratorIncrement() )
 626                 {
 627                         IShader* shader = QERApp_ActiveShaders_IteratorCurrent();
 628
 629                         if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_showTextures, textureBrowser.m_hideUnused ) ) {
 630                                 continue;
 631                         }
 632
 633                         int x, y;
 634                         Texture_NextPos( textureBrowser, layout, shader->getTexture(), &x, &y );
 635                         int nWidth, nHeight;
 636                         textureBrowser.getTextureWH( shader->getTexture(), nWidth, nHeight );
 637                         textureBrowser.m_nTotalHeight = std::max( textureBrowser.m_nTotalHeight, abs( layout.current_y ) + TextureBrowser_fontHeight( textureBrowser ) + nHeight + 4 );
 638                 }
 639         }
 640 }
 641
 642 int TextureBrowser_TotalHeight( TextureBrowser& textureBrowser ){
 643         TextureBrowser_evaluateHeight( textureBrowser );
 644         return textureBrowser.m_nTotalHeight;
 645 }
 646
 647 inline const int& min_int( const int& left, const int& right ){
 648         return std::min( left, right );
 649 }
 650
 651 void TextureBrowser_clampOriginY( TextureBrowser& textureBrowser ){
 652         if ( textureBrowser.originy > 0 ) {
 653                 textureBrowser.originy = 0;
 654         }
 655         int lower = min_int( textureBrowser.height - TextureBrowser_TotalHeight( textureBrowser ), 0 );
 656         if ( textureBrowser.originy < lower ) {
 657                 textureBrowser.originy = lower;
 658         }
 659 }
 660
 661 int TextureBrowser_getOriginY( TextureBrowser& textureBrowser ){
 662         if ( textureBrowser.m_originInvalid ) {
 663                 textureBrowser.m_originInvalid = false;
 664                 TextureBrowser_clampOriginY( textureBrowser );
 665                 TextureBrowser_updateScroll( textureBrowser );
 666         }
 667         return textureBrowser.originy;
 668 }
 669
 670 void TextureBrowser_setOriginY( TextureBrowser& textureBrowser, int originy ){
 671         textureBrowser.originy = originy;
 672         TextureBrowser_clampOriginY( textureBrowser );
 673         TextureBrowser_updateScroll( textureBrowser );
 674         TextureBrowser_queueDraw( textureBrowser );
 675 }
 676
 677
 678 Signal0 g_activeShadersChangedCallbacks;
 679
 680 void TextureBrowser_addActiveShadersChangedCallback( const SignalHandler& handler ){
 681         g_activeShadersChangedCallbacks.connectLast( handler );
 682 }
 683
 684 void TextureBrowser_constructTreeStore();
 685
 686 class ShadersObserver : public ModuleObserver
 687 {
 688 Signal0 m_realiseCallbacks;
 689 public:
 690 void realise(){
 691         m_realiseCallbacks();
 692         /* texturebrowser tree update on vfs restart */
 693 //      TextureBrowser_constructTreeStore();
 694 }
 695
 696 void unrealise(){
 697 }
 698
 699 void insert( const SignalHandler& handler ){
 700         m_realiseCallbacks.connectLast( handler );
 701 }
 702 };
 703
 704 namespace
 705 {
 706 ShadersObserver g_ShadersObserver;
 707 }
 708
 709 void TextureBrowser_addShadersRealiseCallback( const SignalHandler& handler ){
 710         g_ShadersObserver.insert( handler );
 711 }
 712
 713 void TextureBrowser_activeShadersChanged( TextureBrowser& textureBrowser ){
 714         TextureBrowser_heightChanged( textureBrowser );
 715         textureBrowser.m_originInvalid = true;
 716
 717         g_activeShadersChangedCallbacks();
 718 }
 719
 720 struct TextureBrowser_ShowScrollbar {
 721         static void Export(const TextureBrowser &self, const Callback<void(bool)> &returnz) {
 722                 returnz(self.m_showTextureScrollbar);
 723         }
 724
 725         static void Import(TextureBrowser &self, bool value) {
 726                 self.m_showTextureScrollbar = value;
 727                 if (self.m_texture_scroll) {
 728                         self.m_texture_scroll.visible(self.m_showTextureScrollbar);
 729                         TextureBrowser_updateScroll(self);
 730                 }
 731         }
 732 };
 733
 734
 735 /*
 736    ==============
 737    TextureBrowser_ShowDirectory
 738    relies on texture_directory global for the directory to use
 739    1) Load the shaders for the given directory
 740    2) Scan the remaining texture, load them and assign them a default shader (the "noshader" shader)
 741    NOTE: when writing a texture plugin, or some texture extensions, this function may need to be overriden, and made
 742    available through the IShaders interface
 743    NOTE: for texture window layout:
 744    all shaders are stored with alphabetical order after load
 745    previously loaded and displayed stuff is hidden, only in-use and newly loaded is shown
 746    ( the GL textures are not flushed though)
 747    ==============
 748  */
 749
 750 bool endswith( const char *haystack, const char *needle ){
 751         size_t lh = strlen( haystack );
 752         size_t ln = strlen( needle );
 753         if ( lh < ln ) {
 754                 return false;
 755         }
 756         return !memcmp( haystack + ( lh - ln ), needle, ln );
 757 }
 758
 759 bool texture_name_ignore( const char* name ){
 760         StringOutputStream strTemp( string_length( name ) );
 761         strTemp << LowerCase( name );
 762
 763         return
 764                 endswith( strTemp.c_str(), ".specular" ) ||
 765                 endswith( strTemp.c_str(), ".glow" ) ||
 766                 endswith( strTemp.c_str(), ".bump" ) ||
 767                 endswith( strTemp.c_str(), ".diffuse" ) ||
 768                 endswith( strTemp.c_str(), ".blend" ) ||
 769                 endswith( strTemp.c_str(), ".alpha" ) ||
 770                 endswith( strTemp.c_str(), "_alpha" ) ||
 771                 /* Quetoo */
 772                 endswith( strTemp.c_str(), "_h" ) ||
 773                 endswith( strTemp.c_str(), "_local" ) ||
 774                 endswith( strTemp.c_str(), "_nm" ) ||
 775                 endswith( strTemp.c_str(), "_s" ) ||
 776                 /* DarkPlaces */
 777                 endswith( strTemp.c_str(), "_bump" ) ||
 778                 endswith( strTemp.c_str(), "_glow" ) ||
 779                 endswith( strTemp.c_str(), "_gloss" ) ||
 780                 endswith( strTemp.c_str(), "_luma" ) ||
 781                 endswith( strTemp.c_str(), "_norm" ) ||
 782                 endswith( strTemp.c_str(), "_pants" ) ||
 783                 endswith( strTemp.c_str(), "_shirt" ) ||
 784                 endswith( strTemp.c_str(), "_reflect" ) ||
 785                 /* Unvanquished */
 786                 endswith( strTemp.c_str(), "_d" ) ||
 787                 endswith( strTemp.c_str(), "_n" ) ||
 788                 endswith( strTemp.c_str(), "_p" ) ||
 789                 endswith( strTemp.c_str(), "_g" ) ||
 790                 endswith( strTemp.c_str(), "_a" ) ||
 791                 0;
 792 }
 793
 794 class LoadShaderVisitor : public Archive::Visitor
 795 {
 796 public:
 797 void visit( const char* name ){
 798         IShader* shader = QERApp_Shader_ForName( CopiedString( StringRange( name, path_get_filename_base_end( name ) ) ).c_str() );
 799         shader->DecRef();
 800         shader->setWadName( g_TextureBrowser_currentDirectory.c_str() );
 801 }
 802 };
 803
 804 void TextureBrowser_SetHideUnused( TextureBrowser& textureBrowser, bool hideUnused );
 805
 806 ui::Widget g_page_textures{ui::null};
 807
 808 void TextureBrowser_toggleShow(){
 809         GroupDialog_showPage( g_page_textures );
 810 }
 811
 812
 813 void TextureBrowser_updateTitle(){
 814         GroupDialog_updatePageTitle( g_page_textures );
 815 }
 816
 817
 818 class TextureCategoryLoadShader
 819 {
 820 const char* m_directory;
 821 std::size_t& m_count;
 822 public:
 823 using func = void(const char *);
 824
 825 TextureCategoryLoadShader( const char* directory, std::size_t& count )
 826         : m_directory( directory ), m_count( count ){
 827         m_count = 0;
 828 }
 829
 830 void operator()( const char* name ) const {
 831         if ( shader_equal_prefix( name, "textures/" )
 832                  && shader_equal_prefix( name + string_length( "textures/" ), m_directory ) ) {
 833                 ++m_count;
 834                 // request the shader, this will load the texture if needed
 835                 // this Shader_ForName call is a kind of hack
 836                 IShader *pFoo = QERApp_Shader_ForName( name );
 837                 pFoo->DecRef();
 838         }
 839 }
 840 };
 841
 842 void TextureDirectory_loadTexture( const char* directory, const char* texture ){
 843         // Doom3-like dds/ prefix (used by DarkPlaces).
 844         // When we list dds/textures/ folder,
 845         // store the texture names without dds/ prefix.
 846         if ( !strncmp( "dds/", directory, 4 ) )
 847         {
 848                 directory = &directory[ 4 ];
 849         }
 850
 851         StringOutputStream name( 256 );
 852         name << directory << StringRange( texture, path_get_filename_base_end( texture ) );
 853
 854         if ( texture_name_ignore( name.c_str() ) ) {
 855                 return;
 856         }
 857
 858         if ( !shader_valid( name.c_str() ) ) {
 859                 globalOutputStream() << "Skipping invalid texture name: [" << name.c_str() << "]\n";
 860                 return;
 861         }
 862
 863         // if a texture is already in use to represent a shader, ignore it
 864         IShader* shader = QERApp_Shader_ForName( name.c_str() );
 865         shader->DecRef();
 866 }
 867
 868 typedef ConstPointerCaller<char, void(const char*), TextureDirectory_loadTexture> TextureDirectoryLoadTextureCaller;
 869
 870 class LoadTexturesByTypeVisitor : public ImageModules::Visitor
 871 {
 872 const char* m_dirstring;
 873 public:
 874 LoadTexturesByTypeVisitor( const char* dirstring )
 875         : m_dirstring( dirstring ){
 876 }
 877
 878 void visit( const char* minor, const _QERPlugImageTable& table ) const {
 879         GlobalFileSystem().forEachFile( m_dirstring, minor, TextureDirectoryLoadTextureCaller( m_dirstring ) );
 880 }
 881 };
 882
 883 void TextureBrowser_ShowDirectory( TextureBrowser& textureBrowser, const char* directory ){
 884         if ( TextureBrowser_showWads() ) {
 885                 g_TextureBrowser_currentDirectory = directory;
 886                 TextureBrowser_heightChanged( textureBrowser );
 887
 888                 Archive* archive = GlobalFileSystem().getArchive( directory );
 889                 if ( archive != nullptr )
 890                 {
 891                 LoadShaderVisitor visitor;
 892                 archive->forEachFile( Archive::VisitorFunc( visitor, Archive::eFiles, 0 ), "textures/" );
 893
 894                         // Doom3-like dds/ prefix (used by DarkPlaces).
 895                         archive->forEachFile( Archive::VisitorFunc( visitor, Archive::eFiles, 0 ), "dds/textures/" );
 896                 }
 897                 else if ( extension_equal_i( path_get_extension( directory ), "wad" ) )
 898                 {
 899                         globalErrorStream() << "Failed to load " << directory << "\n";
 900                 }
 901         }
 902         else
 903         {
 904                 g_TextureBrowser_currentDirectory = directory;
 905                 TextureBrowser_heightChanged( textureBrowser );
 906
 907                 std::size_t shaders_count;
 908                 GlobalShaderSystem().foreachShaderName(makeCallback( TextureCategoryLoadShader( directory, shaders_count ) ) );
 909                 globalOutputStream() << "Showing " << Unsigned( shaders_count ) << " shaders.\n";
 910
 911                 if ( g_pGameDescription->mGameType != "doom3" ) {
 912                         // load remaining texture files
 913
 914                         StringOutputStream dirstring( 64 );
 915                         dirstring << "textures/" << directory;
 916
 917                         {
 918                                 LoadTexturesByTypeVisitor visitor( dirstring.c_str() );
 919                                 Radiant_getImageModules().foreachModule( visitor );
 920                         }
 921
 922                         // Doom3-like dds/ prefix (used by DarkPlaces).
 923                         dirstring.clear();
 924                         dirstring << "dds/textures/" << directory;
 925
 926                         {
 927                                 LoadTexturesByTypeVisitor visitor( dirstring.c_str() );
 928                                 Radiant_getImageModules().foreachModule( visitor );
 929                         }
 930                 }
 931         }
 932
 933         // we'll display the newly loaded textures + all the ones already in use
 934         TextureBrowser_SetHideUnused( textureBrowser, false );
 935
 936         TextureBrowser_updateTitle();
 937 }
 938
 939 void TextureBrowser_ShowTagSearchResult( TextureBrowser& textureBrowser, const char* directory ){
 940         g_TextureBrowser_currentDirectory = directory;
 941         TextureBrowser_heightChanged( textureBrowser );
 942
 943         std::size_t shaders_count;
 944         GlobalShaderSystem().foreachShaderName(makeCallback( TextureCategoryLoadShader( directory, shaders_count ) ) );
 945         globalOutputStream() << "Showing " << Unsigned( shaders_count ) << " shaders.\n";
 946
 947         if ( g_pGameDescription->mGameType != "doom3" ) {
 948                 // load remaining texture files
 949                 StringOutputStream dirstring( 64 );
 950                 dirstring << "textures/" << directory;
 951
 952                 {
 953                         LoadTexturesByTypeVisitor visitor( dirstring.c_str() );
 954                         Radiant_getImageModules().foreachModule( visitor );
 955                 }
 956
 957                 // Doom3-like dds/ prefix (used by DarkPlaces).
 958                 dirstring.clear();
 959                 dirstring << "dds/textures/" << directory;
 960
 961                 {
 962                         LoadTexturesByTypeVisitor visitor( dirstring.c_str() );
 963                         Radiant_getImageModules().foreachModule( visitor );
 964                 }
 965         }
 966
 967         // we'll display the newly loaded textures + all the ones already in use
 968         TextureBrowser_SetHideUnused( textureBrowser, false );
 969 }
 970
 971
 972 bool TextureBrowser_hideUnused();
 973
 974 void TextureBrowser_hideUnusedExport( const Callback<void(bool)> & importer ){
 975         importer( TextureBrowser_hideUnused() );
 976 }
 977
 978 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_hideUnusedExport> TextureBrowserHideUnusedExport;
 979
 980 void TextureBrowser_showShadersExport( const Callback<void(bool)> & importer ){
 981         importer( GlobalTextureBrowser().m_showShaders );
 982 }
 983
 984 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_showShadersExport> TextureBrowserShowShadersExport;
 985
 986 void TextureBrowser_showTexturesExport( const Callback<void(bool)> & importer ){
 987         importer( GlobalTextureBrowser().m_showTextures );
 988 }
 989
 990 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_showTexturesExport> TextureBrowserShowTexturesExport;
 991
 992 void TextureBrowser_showShaderlistOnly( const Callback<void(bool)> & importer ){
 993         importer( g_TextureBrowser_shaderlistOnly );
 994 }
 995
 996 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_showShaderlistOnly> TextureBrowserShowShaderlistOnlyExport;
 997
 998 void TextureBrowser_fixedSize( const Callback<void(bool)> & importer ){
 999         importer( g_TextureBrowser_fixedSize );
1000 }
1001
1002 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_fixedSize> TextureBrowser_FixedSizeExport;
1003
1004 void TextureBrowser_filterMissing( const Callback<void(bool)> & importer ){
1005         importer( g_TextureBrowser_filterMissing );
1006 }
1007
1008 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_filterMissing> TextureBrowser_filterMissingExport;
1009
1010 void TextureBrowser_filterFallback( const Callback<void(bool)> & importer ){
1011         importer( g_TextureBrowser_filterFallback );
1012 }
1013
1014 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_filterFallback> TextureBrowser_filterFallbackExport;
1015
1016 void TextureBrowser_enableAlpha( const Callback<void(bool)> & importer ){
1017         importer( g_TextureBrowser_enableAlpha );
1018 }
1019
1020 typedef FreeCaller<void(const Callback<void(bool)> &), TextureBrowser_enableAlpha> TextureBrowser_enableAlphaExport;
1021
1022 void TextureBrowser_SetHideUnused( TextureBrowser& textureBrowser, bool hideUnused ){
1023         if ( hideUnused ) {
1024                 textureBrowser.m_hideUnused = true;
1025         }
1026         else
1027         {
1028                 textureBrowser.m_hideUnused = false;
1029         }
1030
1031         textureBrowser.m_hideunused_item.update();
1032
1033         TextureBrowser_heightChanged( textureBrowser );
1034         textureBrowser.m_originInvalid = true;
1035 }
1036
1037 void TextureBrowser_ShowStartupShaders( TextureBrowser& textureBrowser ){
1038         if ( textureBrowser.m_startupShaders == STARTUPSHADERS_COMMON ) {
1039                 TextureBrowser_ShowDirectory( textureBrowser, TextureBrowser_getCommonShadersDir() );
1040         }
1041 }
1042
1043
1044 //++timo NOTE: this is a mix of Shader module stuff and texture explorer
1045 // it might need to be split in parts or moved out .. dunno
1046 // scroll origin so the specified texture is completely on screen
1047 // if current texture is not displayed, nothing is changed
1048 void TextureBrowser_Focus( TextureBrowser& textureBrowser, const char* name ){
1049         TextureLayout layout;
1050         // scroll origin so the texture is completely on screen
1051         Texture_StartPos( layout );
1052
1053         for ( QERApp_ActiveShaders_IteratorBegin(); !QERApp_ActiveShaders_IteratorAtEnd(); QERApp_ActiveShaders_IteratorIncrement() )
1054         {
1055                 IShader* shader = QERApp_ActiveShaders_IteratorCurrent();
1056
1057                 if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_showTextures, textureBrowser.m_hideUnused ) ) {
1058                         continue;
1059                 }
1060
1061                 int x, y;
1062                 Texture_NextPos( textureBrowser, layout, shader->getTexture(), &x, &y );
1063                 qtexture_t* q = shader->getTexture();
1064                 if ( !q ) {
1065                         break;
1066                 }
1067
1068                 // we have found when texdef->name and the shader name match
1069                 // NOTE: as everywhere else for our comparisons, we are not case sensitive
1070                 if ( shader_equal( name, shader->getName() ) ) {
1071                         //int textureHeight = (int)( q->height * ( (float)textureBrowser.m_textureScale / 100 ) ) + 2 * TextureBrowser_fontHeight( textureBrowser );
1072                         int textureWidth, textureHeight;
1073                         textureBrowser.getTextureWH( q, textureWidth, textureHeight );
1074                         textureHeight += 2 * TextureBrowser_fontHeight( textureBrowser );
1075
1076
1077                         int originy = TextureBrowser_getOriginY( textureBrowser );
1078                         if ( y > originy ) {
1079                                 originy = y + 4;
1080                         }
1081
1082                         if ( y - textureHeight < originy - textureBrowser.height ) {
1083                                 originy = ( y - textureHeight ) + textureBrowser.height;
1084                         }
1085
1086                         TextureBrowser_setOriginY( textureBrowser, originy );
1087                         return;
1088                 }
1089         }
1090 }
1091
1092 IShader* Texture_At( TextureBrowser& textureBrowser, int mx, int my ){
1093         my += TextureBrowser_getOriginY( textureBrowser ) - textureBrowser.height;
1094
1095         TextureLayout layout;
1096         Texture_StartPos( layout );
1097         for ( QERApp_ActiveShaders_IteratorBegin(); !QERApp_ActiveShaders_IteratorAtEnd(); QERApp_ActiveShaders_IteratorIncrement() )
1098         {
1099                 IShader* shader = QERApp_ActiveShaders_IteratorCurrent();
1100
1101                 if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_showTextures, textureBrowser.m_hideUnused ) ) {
1102                         continue;
1103                 }
1104
1105                 int x, y;
1106                 Texture_NextPos( textureBrowser, layout, shader->getTexture(), &x, &y );
1107                 qtexture_t  *q = shader->getTexture();
1108                 if ( !q ) {
1109                         break;
1110                 }
1111
1112                 int nWidth, nHeight;
1113                 textureBrowser.getTextureWH( q, nWidth, nHeight );
1114                 if ( mx > x && mx - x < nWidth
1115                          && my < y && y - my < nHeight + TextureBrowser_fontHeight( textureBrowser ) ) {
1116                         return shader;
1117                 }
1118         }
1119
1120         return 0;
1121 }
1122
1123 /*
1124    ==============
1125    SelectTexture
1126
1127    By mouse click
1128    ==============
1129  */
1130 void SelectTexture( TextureBrowser& textureBrowser, int mx, int my, bool bShift ){
1131         IShader* shader = Texture_At( textureBrowser, mx, my );
1132         if ( shader != 0 ) {
1133                 if ( bShift ) {
1134                         if ( shader->IsDefault() ) {
1135                                 globalOutputStream() << "ERROR: " << shader->getName() << " is not a shader, it's a texture.\n";
1136                         }
1137                         else{
1138                                 ViewShader( shader->getShaderFileName(), shader->getName() );
1139                         }
1140                 }
1141                 else
1142                 {
1143                         TextureBrowser_SetSelectedShader( textureBrowser, shader->getName() );
1144                         TextureBrowser_textureSelected( shader->getName() );
1145
1146                         if ( !FindTextureDialog_isOpen() && !textureBrowser.m_rmbSelected ) {
1147                                 UndoableCommand undo( "textureNameSetSelected" );
1148                                 Select_SetShader( shader->getName() );
1149                         }
1150                 }
1151         }
1152 }
1153
1154 /*
1155    ============================================================================
1156
1157    MOUSE ACTIONS
1158
1159    ============================================================================
1160  */
1161
1162 void TextureBrowser_trackingDelta( int x, int y, unsigned int state, void* data ){
1163         TextureBrowser& textureBrowser = *reinterpret_cast<TextureBrowser*>( data );
1164         if ( y != 0 ) {
1165                 int scale = 1;
1166
1167                 if ( state & GDK_SHIFT_MASK ) {
1168                         scale = 4;
1169                 }
1170
1171                 int originy = TextureBrowser_getOriginY( textureBrowser );
1172                 originy += y * scale;
1173                 TextureBrowser_setOriginY( textureBrowser, originy );
1174         }
1175 }
1176
1177 void TextureBrowser_Tracking_MouseUp( TextureBrowser& textureBrowser ){
1178         textureBrowser.m_move_started = false;
1179         /* NetRadiantCustom did this instead:
1180         textureBrowser.m_freezePointer.unfreeze_pointer( textureBrowser.m_gl_widget ); */
1181
1182         textureBrowser.m_freezePointer.unfreeze_pointer( textureBrowser.m_gl_widget );
1183 }
1184
1185 void TextureBrowser_Tracking_MouseDown( TextureBrowser& textureBrowser ){
1186         if( textureBrowser.m_move_started ){
1187                 TextureBrowser_Tracking_MouseUp( textureBrowser );
1188         }
1189         textureBrowser.m_move_started = true;
1190         /* NetRadiantCustom did this instead:
1191         textureBrowser.m_freezePointer.freeze_pointer( textureBrowser.m_parent, textureBrowser.m_gl_widget, TextureBrowser_trackingDelta, &textureBrowser ); */
1192         textureBrowser.m_freezePointer.freeze_pointer( textureBrowser.m_gl_widget, TextureBrowser_trackingDelta, &textureBrowser );
1193 }
1194
1195 void TextureBrowser_Selection_MouseDown( TextureBrowser& textureBrowser, guint32 flags, int pointx, int pointy ){
1196         SelectTexture( textureBrowser, pointx, textureBrowser.height - 1 - pointy, ( flags & GDK_SHIFT_MASK ) != 0 );
1197 }
1198
1199 /*
1200    ============================================================================
1201
1202    DRAWING
1203
1204    ============================================================================
1205  */
1206
1207 /*
1208    ============
1209    Texture_Draw
1210    TTimo: relying on the shaders list to display the textures
1211    we must query all qtexture_t* to manage and display through the IShaders interface
1212    this allows a plugin to completely override the texture system
1213    ============
1214  */
1215 void Texture_Draw( TextureBrowser& textureBrowser ){
1216         int originy = TextureBrowser_getOriginY( textureBrowser );
1217
1218         glClearColor( textureBrowser.color_textureback[0],
1219                                   textureBrowser.color_textureback[1],
1220                                   textureBrowser.color_textureback[2],
1221                                   0 );
1222
1223         glViewport( 0, 0, textureBrowser.width, textureBrowser.height );
1224         glMatrixMode( GL_PROJECTION );
1225         glLoadIdentity();
1226
1227         glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
1228         glDisable( GL_DEPTH_TEST );
1229
1230         //glDisable( GL_BLEND );
1231         if ( g_TextureBrowser_enableAlpha ) {
1232                 glEnable( GL_BLEND );
1233                 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1234         }
1235         else {
1236                 glDisable( GL_BLEND );
1237         }
1238
1239         glOrtho( 0, textureBrowser.width, originy - textureBrowser.height, originy, -100, 100 );
1240         glEnable( GL_TEXTURE_2D );
1241
1242         glPolygonMode( GL_FRONT_AND_BACK, GL_FILL );
1243
1244         int last_y = 0, last_height = 0;
1245
1246         TextureLayout layout;
1247         Texture_StartPos( layout );
1248         for ( QERApp_ActiveShaders_IteratorBegin(); !QERApp_ActiveShaders_IteratorAtEnd(); QERApp_ActiveShaders_IteratorIncrement() )
1249         {
1250                 IShader* shader = QERApp_ActiveShaders_IteratorCurrent();
1251
1252                 if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_showTextures, textureBrowser.m_hideUnused ) ) {
1253                         continue;
1254                 }
1255
1256                 int x, y;
1257                 Texture_NextPos( textureBrowser, layout, shader->getTexture(), &x, &y );
1258                 qtexture_t *q = shader->getTexture();
1259                 if ( !q ) {
1260                         break;
1261                 }
1262
1263                 int nWidth, nHeight;
1264                 textureBrowser.getTextureWH( q, nWidth, nHeight );
1265
1266                 if ( y != last_y ) {
1267                         last_y = y;
1268                         last_height = 0;
1269                 }
1270                 last_height = std::max( nHeight, last_height );
1271
1272                 // Is this texture visible?
1273                 if ( ( y - nHeight - TextureBrowser_fontHeight( textureBrowser ) < originy )
1274                          && ( y > originy - textureBrowser.height ) ) {
1275                         // borders rules:
1276                         // if it's the current texture, draw a thick red line, else:
1277                         // shaders have a white border, simple textures don't
1278                         // if !texture_showinuse: (some textures displayed may not be in use)
1279                         // draw an additional square around with 0.5 1 0.5 color
1280                         glLineWidth( 1 );
1281                         const float xf = (float)x;
1282                         const float yf = (float)( y - TextureBrowser_fontHeight( textureBrowser ) );
1283                         float xfMax = xf + 1.5 + nWidth;
1284                         float xfMin = xf - 1.5;
1285                         float yfMax = yf + 1.5;
1286                         float yfMin = yf - nHeight - 1.5;
1287
1288                         //selected texture
1289                         if ( shader_equal( TextureBrowser_GetSelectedShader( textureBrowser ), shader->getName() ) ) {
1290                                 glLineWidth( 2 );
1291                                 if ( textureBrowser.m_rmbSelected ) {
1292                                         glColor3f( 0,0,1 );
1293                                 }
1294                                 else {
1295                                         glColor3f( 1,0,0 );
1296                                 }
1297                                 xfMax += .5;
1298                                 xfMin -= .5;
1299                                 yfMax += .5;
1300                                 yfMin -= .5;
1301                                 glDisable( GL_TEXTURE_2D );
1302                                 glBegin( GL_LINE_LOOP );
1303                                 glVertex2f( xfMin ,yfMax );
1304                                 glVertex2f( xfMin ,yfMin );
1305                                 glVertex2f( xfMax ,yfMin );
1306                                 glVertex2f( xfMax ,yfMax );
1307                                 glEnd();
1308                                 glEnable( GL_TEXTURE_2D );
1309                         }
1310                         // highlight in-use textures
1311                         else if ( !textureBrowser.m_hideUnused && shader->IsInUse() ) {
1312                                 glColor3f( 0.5,1,0.5 );
1313                                 glDisable( GL_TEXTURE_2D );
1314                                 glBegin( GL_LINE_LOOP );
1315                                 glVertex2f( xfMin ,yfMax );
1316                                 glVertex2f( xfMin ,yfMin );
1317                                 glVertex2f( xfMax ,yfMin );
1318                                 glVertex2f( xfMax ,yfMax );
1319                                 glEnd();
1320                                 glEnable( GL_TEXTURE_2D );
1321                         }
1322                         // shader white border:
1323                         else if ( !shader->IsDefault() ) {
1324                                 glColor3f( 1, 1, 1 );
1325                                 glDisable( GL_TEXTURE_2D );
1326                                 glBegin( GL_LINE_LOOP );
1327                                 glVertex2f( xfMin ,yfMax );
1328                                 glVertex2f( xfMin ,yfMin );
1329                                 glVertex2f( xfMax ,yfMin );
1330                                 glVertex2f( xfMax ,yfMax );
1331                                 glEnd();
1332                                 glEnable( GL_TEXTURE_2D );
1333                         }
1334
1335                         // shader stipple:
1336                         if ( !shader->IsDefault() ) {
1337                                 glEnable( GL_LINE_STIPPLE );
1338                                 glLineStipple( 1, 0xF000 );
1339                                 glDisable( GL_TEXTURE_2D );
1340                                 glBegin( GL_LINE_LOOP );
1341                                 glColor3f( 0, 0, 0 );
1342                                 glVertex2f( xfMin ,yfMax );
1343                                 glVertex2f( xfMin ,yfMin );
1344                                 glVertex2f( xfMax ,yfMin );
1345                                 glVertex2f( xfMax ,yfMax );
1346                                 glEnd();
1347                                 glDisable( GL_LINE_STIPPLE );
1348                                 glEnable( GL_TEXTURE_2D );
1349                         }
1350
1351                         // draw checkerboard for transparent textures
1352                         if ( g_TextureBrowser_enableAlpha )
1353                         {
1354                                 glDisable( GL_TEXTURE_2D );
1355                                 glBegin( GL_QUADS );
1356                                 int font_height = TextureBrowser_fontHeight( textureBrowser );
1357                                 for ( int i = 0; i < nHeight; i += 8 )
1358                                         for ( int j = 0; j < nWidth; j += 8 )
1359                                         {
1360                                                 unsigned char color = (i + j) / 8 % 2 ? 0x66 : 0x99;
1361                                                 glColor3ub( color, color, color );
1362                                                 int left = j;
1363                                                 int right = std::min(j+8, nWidth);
1364                                                 int top = i;
1365                                                 int bottom = std::min(i+8, nHeight);
1366                                                 glVertex2i(x + right, y - nHeight - font_height + top);
1367                                                 glVertex2i(x + left,  y - nHeight - font_height + top);
1368                                                 glVertex2i(x + left,  y - nHeight - font_height + bottom);
1369                                                 glVertex2i(x + right, y - nHeight - font_height + bottom);
1370                                         }
1371                                 glEnd();
1372                                 glEnable( GL_TEXTURE_2D );
1373                         }
1374
1375                         // Draw the texture
1376                         glBindTexture( GL_TEXTURE_2D, q->texture_number );
1377                         GlobalOpenGL_debugAssertNoErrors();
1378                         glColor3f( 1,1,1 );
1379                         glBegin( GL_QUADS );
1380                         glTexCoord2i( 0,0 );
1381                         glVertex2i( x,y - TextureBrowser_fontHeight( textureBrowser ) );
1382                         glTexCoord2i( 1,0 );
1383                         glVertex2i( x + nWidth,y - TextureBrowser_fontHeight( textureBrowser ) );
1384                         glTexCoord2i( 1,1 );
1385                         glVertex2i( x + nWidth,y - TextureBrowser_fontHeight( textureBrowser ) - nHeight );
1386                         glTexCoord2i( 0,1 );
1387                         glVertex2i( x,y - TextureBrowser_fontHeight( textureBrowser ) - nHeight );
1388                         glEnd();
1389
1390                         // draw the texture name
1391                         glDisable( GL_TEXTURE_2D );
1392                         glColor3f( 1,1,1 );
1393
1394                         glRasterPos2i( x, y - TextureBrowser_fontHeight( textureBrowser ) + 2 );//+5
1395
1396                         // don't draw the directory name
1397                         const char* name = shader->getName();
1398                         name += strlen( name );
1399                         while ( name != shader->getName() && *( name - 1 ) != '/' && *( name - 1 ) != '\\' )
1400                                 name--;
1401
1402                         GlobalOpenGL().drawString( name );
1403                         glEnable( GL_TEXTURE_2D );
1404                 }
1405
1406                 //int totalHeight = abs(y) + last_height + TextureBrowser_fontHeight(textureBrowser) + 4;
1407         }
1408
1409
1410         // reset the current texture
1411         glBindTexture( GL_TEXTURE_2D, 0 );
1412         //qglFinish();
1413 }
1414
1415 void TextureBrowser_queueDraw( TextureBrowser& textureBrowser ){
1416         if ( textureBrowser.m_gl_widget ) {
1417                 gtk_widget_queue_draw( textureBrowser.m_gl_widget );
1418         }
1419 }
1420
1421
1422 void TextureBrowser_setScale( TextureBrowser& textureBrowser, std::size_t scale ){
1423         textureBrowser.m_textureScale = scale;
1424
1425         textureBrowser.m_heightChanged = true;
1426         textureBrowser.m_originInvalid = true;
1427         g_activeShadersChangedCallbacks();
1428
1429         TextureBrowser_queueDraw( textureBrowser );
1430 }
1431
1432 void TextureBrowser_setUniformSize( TextureBrowser& textureBrowser, std::size_t scale ){
1433         textureBrowser.m_uniformTextureSize = scale;
1434
1435         textureBrowser.m_heightChanged = true;
1436         textureBrowser.m_originInvalid = true;
1437         g_activeShadersChangedCallbacks();
1438
1439         TextureBrowser_queueDraw( textureBrowser );
1440 }
1441
1442 void TextureBrowser_setUniformMinSize( TextureBrowser& textureBrowser, std::size_t scale ){
1443         textureBrowser.m_uniformTextureMinSize = scale;
1444
1445         textureBrowser.m_heightChanged = true;
1446         textureBrowser.m_originInvalid = true;
1447         g_activeShadersChangedCallbacks();
1448
1449         TextureBrowser_queueDraw( textureBrowser );
1450 }
1451
1452 void TextureBrowser_MouseWheel( TextureBrowser& textureBrowser, bool bUp ){
1453         int originy = TextureBrowser_getOriginY( textureBrowser );
1454
1455         if ( bUp ) {
1456                 originy += int(textureBrowser.m_mouseWheelScrollIncrement);
1457         }
1458         else
1459         {
1460                 originy -= int(textureBrowser.m_mouseWheelScrollIncrement);
1461         }
1462
1463         TextureBrowser_setOriginY( textureBrowser, originy );
1464 }
1465
1466 XmlTagBuilder TagBuilder;
1467
1468 enum
1469 {
1470         TAG_COLUMN,
1471         N_COLUMNS
1472 };
1473
1474 void BuildStoreAssignedTags( ui::ListStore store, const char* shader, TextureBrowser* textureBrowser ){
1475         GtkTreeIter iter;
1476
1477         store.clear();
1478
1479         std::vector<CopiedString> assigned_tags;
1480         TagBuilder.GetShaderTags( shader, assigned_tags );
1481
1482         for ( size_t i = 0; i < assigned_tags.size(); i++ )
1483         {
1484                 store.append(TAG_COLUMN, assigned_tags[i].c_str());
1485         }
1486 }
1487
1488 void BuildStoreAvailableTags(   ui::ListStore storeAvailable,
1489                                                                 ui::ListStore storeAssigned,
1490                                                                 const std::set<CopiedString>& allTags,
1491                                                                 TextureBrowser* textureBrowser ){
1492         GtkTreeIter iterAssigned;
1493         GtkTreeIter iterAvailable;
1494         std::set<CopiedString>::const_iterator iterAll;
1495         gchar* tag_assigned;
1496
1497         storeAvailable.clear();
1498
1499         bool row = gtk_tree_model_get_iter_first(storeAssigned, &iterAssigned ) != 0;
1500
1501         if ( !row ) { // does the shader have tags assigned?
1502                 for ( iterAll = allTags.begin(); iterAll != allTags.end(); ++iterAll )
1503                 {
1504                         storeAvailable.append(TAG_COLUMN, (*iterAll).c_str());
1505                 }
1506         }
1507         else
1508         {
1509                 while ( row ) // available tags = all tags - assigned tags
1510                 {
1511                         gtk_tree_model_get(storeAssigned, &iterAssigned, TAG_COLUMN, &tag_assigned, -1 );
1512
1513                         for ( iterAll = allTags.begin(); iterAll != allTags.end(); ++iterAll )
1514                         {
1515                                 if ( strcmp( (char*)tag_assigned, ( *iterAll ).c_str() ) != 0 ) {
1516                                         storeAvailable.append(TAG_COLUMN, (*iterAll).c_str());
1517                                 }
1518                                 else
1519                                 {
1520                                         row = gtk_tree_model_iter_next(storeAssigned, &iterAssigned ) != 0;
1521
1522                                         if ( row ) {
1523                                                 gtk_tree_model_get(storeAssigned, &iterAssigned, TAG_COLUMN, &tag_assigned, -1 );
1524                                         }
1525                                 }
1526                         }
1527                 }
1528         }
1529 }
1530
1531 gboolean TextureBrowser_button_press( ui::Widget widget, GdkEventButton* event, TextureBrowser* textureBrowser ){
1532         if ( event->type == GDK_BUTTON_PRESS ) {
1533                 if ( event->button == 3 ) {
1534                         if ( textureBrowser->m_tags ) {
1535                                 textureBrowser->m_rmbSelected = true;
1536                                 TextureBrowser_Selection_MouseDown( *textureBrowser, event->state, static_cast<int>( event->x ), static_cast<int>( event->y ) );
1537
1538                                 BuildStoreAssignedTags( textureBrowser->m_assigned_store, textureBrowser->shader.c_str(), textureBrowser );
1539                                 BuildStoreAvailableTags( textureBrowser->m_available_store, textureBrowser->m_assigned_store, textureBrowser->m_all_tags, textureBrowser );
1540                                 textureBrowser->m_heightChanged = true;
1541                                 textureBrowser->m_tag_frame.show();
1542
1543                 ui::process();
1544
1545                                 TextureBrowser_Focus( *textureBrowser, textureBrowser->shader.c_str() );
1546                         }
1547                         else
1548                         {
1549                                 TextureBrowser_Tracking_MouseDown( *textureBrowser );
1550                         }
1551                 }
1552                 else if ( event->button == 1 ) {
1553                         TextureBrowser_Selection_MouseDown( *textureBrowser, event->state, static_cast<int>( event->x ), static_cast<int>( event->y ) );
1554
1555                         if ( textureBrowser->m_tags ) {
1556                                 textureBrowser->m_rmbSelected = false;
1557                                 textureBrowser->m_tag_frame.hide();
1558                         }
1559                 }
1560         }
1561         else if ( event->type == GDK_2BUTTON_PRESS && event->button == 1 ) {
1562                 #define GARUX_DISABLE_2BUTTON
1563                 #ifndef GARUX_DISABLE_2BUTTON
1564                 CopiedString texName = textureBrowser->shader;
1565                 const char* sh = textureBrowser->shader.c_str();
1566                 char* dir = strrchr( sh, '/' );
1567                 if( dir != NULL ){
1568                         *(dir + 1) = '\0';
1569                         dir = strchr( sh, '/' );
1570                         if( dir != NULL ){
1571                                 dir++;
1572                                 if( *dir != '\0'){
1573                                         ScopeDisableScreenUpdates disableScreenUpdates( dir, "Loading Textures" );
1574                                         TextureBrowser_ShowDirectory( *textureBrowser, dir );
1575                                         TextureBrowser_Focus( *textureBrowser, textureBrowser->shader.c_str() );
1576                                         TextureBrowser_queueDraw( *textureBrowser );
1577                                 }
1578                         }
1579                 }
1580                 #endif
1581         }
1582         else if ( event->type == GDK_2BUTTON_PRESS && event->button == 3 ) {
1583                 ScopeDisableScreenUpdates disableScreenUpdates( TextureBrowser_getCommonShadersDir(), "Loading Textures" );
1584                 TextureBrowser_ShowDirectory( *textureBrowser, TextureBrowser_getCommonShadersDir() );
1585                 TextureBrowser_queueDraw( *textureBrowser );
1586         }
1587         return FALSE;
1588 }
1589
1590 gboolean TextureBrowser_button_release( ui::Widget widget, GdkEventButton* event, TextureBrowser* textureBrowser ){
1591         if ( event->type == GDK_BUTTON_RELEASE ) {
1592                 if ( event->button == 3 ) {
1593                         if ( !textureBrowser->m_tags ) {
1594                                 TextureBrowser_Tracking_MouseUp( *textureBrowser );
1595                         }
1596                 }
1597         }
1598         return FALSE;
1599 }
1600
1601 gboolean TextureBrowser_motion( ui::Widget widget, GdkEventMotion *event, TextureBrowser* textureBrowser ){
1602         return FALSE;
1603 }
1604
1605 gboolean TextureBrowser_scroll( ui::Widget widget, GdkEventScroll* event, TextureBrowser* textureBrowser ){
1606         if ( event->direction == GDK_SCROLL_UP ) {
1607                 TextureBrowser_MouseWheel( *textureBrowser, true );
1608         }
1609         else if ( event->direction == GDK_SCROLL_DOWN ) {
1610                 TextureBrowser_MouseWheel( *textureBrowser, false );
1611         }
1612         return FALSE;
1613 }
1614
1615 void TextureBrowser_scrollChanged( void* data, gdouble value ){
1616         //globalOutputStream() << "vertical scroll\n";
1617         TextureBrowser_setOriginY( *reinterpret_cast<TextureBrowser*>( data ), -(int)value );
1618 }
1619
1620 static void TextureBrowser_verticalScroll(ui::Adjustment adjustment, TextureBrowser* textureBrowser ){
1621         textureBrowser->m_scrollAdjustment.value_changed( gtk_adjustment_get_value(adjustment) );
1622 }
1623
1624 void TextureBrowser_updateScroll( TextureBrowser& textureBrowser ){
1625         if ( textureBrowser.m_showTextureScrollbar ) {
1626                 int totalHeight = TextureBrowser_TotalHeight( textureBrowser );
1627
1628                 totalHeight = std::max( totalHeight, textureBrowser.height );
1629
1630         auto vadjustment = gtk_range_get_adjustment( GTK_RANGE( textureBrowser.m_texture_scroll ) );
1631
1632                 gtk_adjustment_set_value(vadjustment, -TextureBrowser_getOriginY( textureBrowser ));
1633                 gtk_adjustment_set_page_size(vadjustment, textureBrowser.height);
1634                 gtk_adjustment_set_page_increment(vadjustment, textureBrowser.height / 2);
1635                 gtk_adjustment_set_step_increment(vadjustment, 20);
1636                 gtk_adjustment_set_lower(vadjustment, 0);
1637                 gtk_adjustment_set_upper(vadjustment, totalHeight);
1638
1639                 g_signal_emit_by_name( G_OBJECT( vadjustment ), "changed" );
1640         }
1641 }
1642
1643 gboolean TextureBrowser_size_allocate( ui::Widget widget, GtkAllocation* allocation, TextureBrowser* textureBrowser ){
1644         textureBrowser->width = allocation->width;
1645         textureBrowser->height = allocation->height;
1646         TextureBrowser_heightChanged( *textureBrowser );
1647         textureBrowser->m_originInvalid = true;
1648         TextureBrowser_queueDraw( *textureBrowser );
1649         return FALSE;
1650 }
1651
1652 void TextureBrowser_redraw( TextureBrowser* textureBrowser ){
1653         if ( glwidget_make_current( textureBrowser->m_gl_widget ) != FALSE ) {
1654                 GlobalOpenGL_debugAssertNoErrors();
1655                 TextureBrowser_evaluateHeight( *textureBrowser );
1656                 Texture_Draw( *textureBrowser );
1657                 GlobalOpenGL_debugAssertNoErrors();
1658                 glwidget_swap_buffers( textureBrowser->m_gl_widget );
1659         }
1660 }
1661
1662 gboolean TextureBrowser_expose( ui::Widget widget, GdkEventExpose* event, TextureBrowser* textureBrowser ){
1663         TextureBrowser_redraw( textureBrowser );
1664         return FALSE;
1665 }
1666
1667 TextureBrowser& GlobalTextureBrowser(){
1668         static TextureBrowser textureBrowser;
1669         return textureBrowser;
1670 }
1671
1672 bool TextureBrowser_hideUnused(){
1673         return GlobalTextureBrowser().m_hideUnused;
1674 }
1675
1676 void TextureBrowser_ToggleHideUnused(){
1677         TextureBrowser &textureBrowser = GlobalTextureBrowser();
1678         if ( textureBrowser.m_hideUnused ) {
1679                 TextureBrowser_SetHideUnused( textureBrowser, false );
1680         }
1681         else
1682         {
1683                 TextureBrowser_SetHideUnused( textureBrowser, true );
1684         }
1685 }
1686
1687 const char* TextureGroups_transformDirName( const char* dirName, StringOutputStream *archiveName )
1688 {
1689         if ( TextureBrowser_showWads() ) {
1690                 archiveName->clear();
1691                 *archiveName << StringRange( path_get_filename_start( dirName ), path_get_filename_base_end( dirName ) ) \
1692                         << "." << path_get_extension( dirName );
1693                 return archiveName->c_str();
1694         }
1695         return dirName;
1696 }
1697
1698 void TextureGroups_constructTreeModel( TextureGroups groups, ui::TreeStore store ){
1699         // put the information from the old textures menu into a treeview
1700         GtkTreeIter iter, child;
1701
1702         TextureGroups::const_iterator i = groups.begin();
1703         while ( i != groups.end() )
1704         {
1705                 StringOutputStream archiveName;
1706                 StringOutputStream nextArchiveName;
1707                 const char* dirName = TextureGroups_transformDirName( ( *i ).c_str(), &archiveName );
1708
1709                 const char* firstUnderscore = strchr( dirName, '_' );
1710                 StringRange dirRoot( dirName, ( firstUnderscore == 0 ) ? dirName : firstUnderscore + 1 );
1711
1712                 TextureGroups::const_iterator next = i;
1713                 ++next;
1714
1715                 if ( firstUnderscore != 0
1716                          && next != groups.end()
1717                          && string_equal_start( TextureGroups_transformDirName( ( *next ).c_str(), &nextArchiveName ), dirRoot ) ) {
1718                         gtk_tree_store_append( store, &iter, NULL );
1719                         gtk_tree_store_set( store, &iter, 0, CopiedString( StringRange( dirName, firstUnderscore ) ).c_str(), -1 );
1720
1721                         // keep going...
1722                         while ( i != groups.end() && string_equal_start( TextureGroups_transformDirName( ( *i ).c_str(), &nextArchiveName ), dirRoot ) )
1723                         {
1724                                 gtk_tree_store_append( store, &child, &iter );
1725                                 gtk_tree_store_set( store, &child, 0, TextureGroups_transformDirName( ( *i ).c_str(), &nextArchiveName ), -1 );
1726                                 ++i;
1727                         }
1728                 }
1729                 else
1730                 {
1731                         gtk_tree_store_append( store, &iter, NULL );
1732                         gtk_tree_store_set( store, &iter, 0, dirName, -1 );
1733                         ++i;
1734                 }
1735         }
1736 }
1737
1738 TextureGroups TextureGroups_constructTreeView(){
1739         TextureGroups groups;
1740
1741         if ( TextureBrowser_showWads() ) {
1742                 GlobalFileSystem().forEachArchive( TextureGroupsAddWadCaller( groups ) );
1743         }
1744         else
1745         {
1746                 // scan texture dirs and pak files only if not restricting to shaderlist
1747                 if ( g_pGameDescription->mGameType != "doom3" && !g_TextureBrowser_shaderlistOnly ) {
1748                         GlobalFileSystem().forEachDirectory( "textures/", TextureGroupsAddDirectoryCaller( groups ) );
1749                 }
1750
1751                 GlobalShaderSystem().foreachShaderName( TextureGroupsAddShaderCaller( groups ) );
1752         }
1753
1754         return groups;
1755 }
1756
1757 void TextureBrowser_constructTreeStore(){
1758         TextureGroups groups = TextureGroups_constructTreeView();
1759         auto store = ui::TreeStore::from(gtk_tree_store_new( 1, G_TYPE_STRING ));
1760         TextureGroups_constructTreeModel( groups, store );
1761         std::set<CopiedString>::iterator iter;
1762
1763         gtk_tree_view_set_model(GlobalTextureBrowser().m_treeViewTree, store);
1764
1765         g_object_unref( G_OBJECT( store ) );
1766 }
1767
1768 void TextureBrowser_constructTreeStoreTags(){
1769         //TextureGroups groups;
1770         TextureBrowser &textureBrowser = GlobalTextureBrowser();
1771         auto store = ui::TreeStore::from(gtk_tree_store_new( 1, G_TYPE_STRING ));
1772         auto model = GlobalTextureBrowser().m_all_tags_list;
1773
1774         gtk_tree_view_set_model(GlobalTextureBrowser().m_treeViewTags, model );
1775
1776         g_object_unref( G_OBJECT( store ) );
1777 }
1778
1779 void TreeView_onRowActivated( ui::TreeView treeview, ui::TreePath path, ui::TreeViewColumn col, gpointer userdata ){
1780         GtkTreeIter iter;
1781
1782     auto model = gtk_tree_view_get_model(treeview );
1783
1784         if ( gtk_tree_model_get_iter( model, &iter, path ) ) {
1785                 gchar dirName[1024];
1786
1787                 gchar* buffer;
1788                 gtk_tree_model_get( model, &iter, 0, &buffer, -1 );
1789                 strcpy( dirName, buffer );
1790                 g_free( buffer );
1791
1792                 GlobalTextureBrowser().m_searchedTags = false;
1793
1794                 if ( !TextureBrowser_showWads() ) {
1795                         strcat( dirName, "/" );
1796                 }
1797
1798                 ScopeDisableScreenUpdates disableScreenUpdates( dirName, "Loading Textures" );
1799                 TextureBrowser_ShowDirectory( GlobalTextureBrowser(), dirName );
1800                 TextureBrowser_queueDraw( GlobalTextureBrowser() );
1801                 //deactivate, so SPACE and RETURN wont be broken for 2d
1802                 gtk_window_set_focus( GTK_WINDOW( gtk_widget_get_toplevel( GTK_WIDGET( treeview ) ) ), NULL );
1803         }
1804 }
1805
1806 void TextureBrowser_createTreeViewTree(){
1807         TextureBrowser &textureBrowser = GlobalTextureBrowser();
1808         gtk_tree_view_set_enable_search(textureBrowser.m_treeViewTree, FALSE );
1809
1810         gtk_tree_view_set_headers_visible(textureBrowser.m_treeViewTree, FALSE );
1811         textureBrowser.m_treeViewTree.connect( "row-activated", (GCallback) TreeView_onRowActivated, NULL );
1812
1813         auto renderer = ui::CellRendererText(ui::New);
1814         gtk_tree_view_insert_column_with_attributes(textureBrowser.m_treeViewTree, -1, "", renderer, "text", 0, NULL );
1815
1816         TextureBrowser_constructTreeStore();
1817 }
1818
1819 void TextureBrowser_addTag();
1820
1821 void TextureBrowser_renameTag();
1822
1823 void TextureBrowser_deleteTag();
1824
1825 void TextureBrowser_createContextMenu( ui::Widget treeview, GdkEventButton *event ){
1826         ui::Widget menu = ui::Menu(ui::New);
1827
1828         ui::Widget menuitem = ui::MenuItem( "Add tag" );
1829         menuitem.connect( "activate", (GCallback)TextureBrowser_addTag, treeview );
1830         gtk_menu_shell_append( GTK_MENU_SHELL( menu ), menuitem );
1831
1832         menuitem = ui::MenuItem( "Rename tag" );
1833         menuitem.connect( "activate", (GCallback)TextureBrowser_renameTag, treeview );
1834         gtk_menu_shell_append( GTK_MENU_SHELL( menu ), menuitem );
1835
1836         menuitem = ui::MenuItem( "Delete tag" );
1837         menuitem.connect( "activate", (GCallback)TextureBrowser_deleteTag, treeview );
1838         gtk_menu_shell_append( GTK_MENU_SHELL( menu ), menuitem );
1839
1840         gtk_widget_show_all( menu );
1841
1842         gtk_menu_popup( GTK_MENU( menu ), NULL, NULL, NULL, NULL,
1843                                         ( event != NULL ) ? event->button : 0,
1844                                         gdk_event_get_time( (GdkEvent*)event ) );
1845 }
1846
1847 gboolean TreeViewTags_onButtonPressed( ui::TreeView treeview, GdkEventButton *event ){
1848         if ( event->type == GDK_BUTTON_PRESS && event->button == 3 ) {
1849                 GtkTreePath *path;
1850         auto selection = gtk_tree_view_get_selection(treeview );
1851
1852                 if ( gtk_tree_view_get_path_at_pos(treeview, event->x, event->y, &path, NULL, NULL, NULL ) ) {
1853                         gtk_tree_selection_unselect_all( selection );
1854                         gtk_tree_selection_select_path( selection, path );
1855                         gtk_tree_path_free( path );
1856                 }
1857
1858                 TextureBrowser_createContextMenu( treeview, event );
1859                 return TRUE;
1860         }
1861         return FALSE;
1862 }
1863
1864 void TextureBrowser_createTreeViewTags(){
1865         TextureBrowser &textureBrowser = GlobalTextureBrowser();
1866         textureBrowser.m_treeViewTags = ui::TreeView(ui::New);
1867         gtk_tree_view_set_enable_search(textureBrowser.m_treeViewTags, FALSE );
1868
1869         textureBrowser.m_treeViewTags.connect( "button-press-event", (GCallback)TreeViewTags_onButtonPressed, NULL );
1870
1871         gtk_tree_view_set_headers_visible(textureBrowser.m_treeViewTags, FALSE );
1872
1873         auto renderer = ui::CellRendererText(ui::New);
1874         gtk_tree_view_insert_column_with_attributes(textureBrowser.m_treeViewTags, -1, "", renderer, "text", 0, NULL );
1875
1876         TextureBrowser_constructTreeStoreTags();
1877 }
1878
1879 ui::MenuItem TextureBrowser_constructViewMenu( ui::Menu menu ){
1880         TextureBrowser &textureBrowser = GlobalTextureBrowser();
1881         ui::MenuItem textures_menu_item = ui::MenuItem(new_sub_menu_item_with_mnemonic( "_View" ));
1882
1883         if ( g_Layout_enableDetachableMenus.m_value ) {
1884                 menu_tearoff( menu );
1885         }
1886
1887         create_check_menu_item_with_mnemonic( menu, "Hide _Unused", "ShowInUse" );
1888         if ( string_empty( g_pGameDescription->getKeyValue( "show_wads" ) ) ) {
1889                 create_check_menu_item_with_mnemonic( menu, "Hide Image Missing", "FilterMissing" );
1890         }
1891
1892         // hide notex and shadernotex on texture browser: no one wants to apply them
1893         create_check_menu_item_with_mnemonic( menu, "Hide Fallback", "FilterFallback" );
1894
1895         menu_separator( menu );
1896
1897
1898         // we always want to show shaders but don't want a "Show Shaders" menu for doom3 and .wad file games
1899         if ( g_pGameDescription->mGameType == "doom3" || TextureBrowser_showWads() ) {
1900                 textureBrowser.m_showShaders = true;
1901         }
1902         else
1903         {
1904                 create_check_menu_item_with_mnemonic( menu, "Show shaders", "ToggleShowShaders" );
1905                 create_check_menu_item_with_mnemonic( menu, "Show textures", "ToggleShowTextures" );
1906                 menu_separator( menu );
1907         }
1908
1909         if ( textureBrowser.m_tags ) {
1910                 create_menu_item_with_mnemonic( menu, "Show Untagged", "ShowUntagged" );
1911         }
1912         if ( g_pGameDescription->mGameType != "doom3" && string_empty( g_pGameDescription->getKeyValue( "show_wads" ) ) ) {
1913                 create_check_menu_item_with_mnemonic( menu, "ShaderList Only", "ToggleShowShaderlistOnly" );
1914         }
1915
1916         menu_separator( menu );
1917         create_check_menu_item_with_mnemonic( menu, "Fixed Size", "FixedSize" );
1918         create_check_menu_item_with_mnemonic( menu, "Transparency", "EnableAlpha" );
1919
1920         if ( string_empty( g_pGameDescription->getKeyValue( "show_wads" ) ) ) {
1921                 menu_separator( menu );
1922                 textureBrowser.m_shader_info_item = ui::Widget(create_menu_item_with_mnemonic( menu, "Shader Info", "ShaderInfo"  ));
1923                 gtk_widget_set_sensitive( textureBrowser.m_shader_info_item, FALSE );
1924         }
1925
1926
1927         return textures_menu_item;
1928 }
1929
1930 void Popup_View_Menu( GtkWidget *widget, GtkMenu *menu ){
1931         gtk_menu_popup( menu, NULL, NULL, NULL, NULL, 1, gtk_get_current_event_time() );
1932 }
1933
1934 ui::MenuItem TextureBrowser_constructToolsMenu( ui::Menu menu ){
1935         ui::MenuItem textures_menu_item = ui::MenuItem(new_sub_menu_item_with_mnemonic( "_Tools" ));
1936
1937         if ( g_Layout_enableDetachableMenus.m_value ) {
1938                 menu_tearoff( menu );
1939         }
1940
1941         create_menu_item_with_mnemonic( menu, "Flush & Reload Shaders", "RefreshShaders" );
1942         create_menu_item_with_mnemonic( menu, "Find / Replace...", "FindReplaceTextures" );
1943
1944         return textures_menu_item;
1945 }
1946
1947 ui::MenuItem TextureBrowser_constructTagsMenu( ui::Menu menu ){
1948         ui::MenuItem textures_menu_item = ui::MenuItem(new_sub_menu_item_with_mnemonic( "T_ags" ));
1949
1950         if ( g_Layout_enableDetachableMenus.m_value ) {
1951                 menu_tearoff( menu );
1952         }
1953
1954         create_menu_item_with_mnemonic( menu, "Add tag", "AddTag" );
1955         create_menu_item_with_mnemonic( menu, "Rename tag", "RenameTag" );
1956         create_menu_item_with_mnemonic( menu, "Delete tag", "DeleteTag" );
1957         menu_separator( menu );
1958         create_menu_item_with_mnemonic( menu, "Copy tags from selected", "CopyTag" );
1959         create_menu_item_with_mnemonic( menu, "Paste tags to selected", "PasteTag" );
1960
1961         return textures_menu_item;
1962 }
1963
1964 gboolean TextureBrowser_tagMoveHelper( ui::TreeModel model, ui::TreePath path, GtkTreeIter* iter, GSList** selected ){
1965         g_assert( selected != NULL );
1966
1967     auto rowref = gtk_tree_row_reference_new( model, path );
1968         *selected = g_slist_append( *selected, rowref );
1969
1970         return FALSE;
1971 }
1972
1973 void TextureBrowser_assignTags(){
1974         GSList* selected = NULL;
1975         GSList* node;
1976         gchar* tag_assigned;
1977         TextureBrowser &textureBrowser = GlobalTextureBrowser();
1978
1979         auto selection = gtk_tree_view_get_selection(textureBrowser.m_available_tree );
1980
1981         gtk_tree_selection_selected_foreach( selection, (GtkTreeSelectionForeachFunc)TextureBrowser_tagMoveHelper, &selected );
1982
1983         if ( selected != NULL ) {
1984                 for ( node = selected; node != NULL; node = node->next )
1985                 {
1986             auto path = gtk_tree_row_reference_get_path( (GtkTreeRowReference*)node->data );
1987
1988                         if ( path ) {
1989                                 GtkTreeIter iter;
1990
1991                                 if ( gtk_tree_model_get_iter(textureBrowser.m_available_store, &iter, path ) ) {
1992                                         gtk_tree_model_get(textureBrowser.m_available_store, &iter, TAG_COLUMN, &tag_assigned, -1 );
1993                                         if ( !TagBuilder.CheckShaderTag( textureBrowser.shader.c_str() ) ) {
1994                                                 // create a custom shader/texture entry
1995                                                 IShader* ishader = QERApp_Shader_ForName( textureBrowser.shader.c_str() );
1996                                                 CopiedString filename = ishader->getShaderFileName();
1997
1998                                                 if ( filename.empty() ) {
1999                                                         // it's a texture
2000                                                         TagBuilder.AddShaderNode( textureBrowser.shader.c_str(), CUSTOM, TEXTURE );
2001                                                 }
2002                                                 else {
2003                                                         // it's a shader
2004                                                         TagBuilder.AddShaderNode( textureBrowser.shader.c_str(), CUSTOM, SHADER );
2005                                                 }
2006                                                 ishader->DecRef();
2007                                         }
2008                                         TagBuilder.AddShaderTag( textureBrowser.shader.c_str(), (char*)tag_assigned, TAG );
2009
2010                                         gtk_list_store_remove( textureBrowser.m_available_store, &iter );
2011                                         textureBrowser.m_assigned_store.append(TAG_COLUMN, tag_assigned);
2012                                 }
2013                         }
2014                 }
2015
2016                 g_slist_foreach( selected, (GFunc)gtk_tree_row_reference_free, NULL );
2017
2018                 // Save changes
2019                 TagBuilder.SaveXmlDoc();
2020         }
2021         g_slist_free( selected );
2022 }
2023
2024 void TextureBrowser_removeTags(){
2025         GSList* selected = NULL;
2026         GSList* node;
2027         gchar* tag;
2028         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2029
2030         auto selection = gtk_tree_view_get_selection(textureBrowser.m_assigned_tree );
2031
2032         gtk_tree_selection_selected_foreach( selection, (GtkTreeSelectionForeachFunc)TextureBrowser_tagMoveHelper, &selected );
2033
2034         if ( selected != NULL ) {
2035                 for ( node = selected; node != NULL; node = node->next )
2036                 {
2037             auto path = gtk_tree_row_reference_get_path( (GtkTreeRowReference*)node->data );
2038
2039                         if ( path ) {
2040                                 GtkTreeIter iter;
2041
2042                                 if ( gtk_tree_model_get_iter(textureBrowser.m_assigned_store, &iter, path ) ) {
2043                                         gtk_tree_model_get(textureBrowser.m_assigned_store, &iter, TAG_COLUMN, &tag, -1 );
2044                                         TagBuilder.DeleteShaderTag( textureBrowser.shader.c_str(), tag );
2045                                         gtk_list_store_remove( textureBrowser.m_assigned_store, &iter );
2046                                 }
2047                         }
2048                 }
2049
2050                 g_slist_foreach( selected, (GFunc)gtk_tree_row_reference_free, NULL );
2051
2052                 // Update the "available tags list"
2053                 BuildStoreAvailableTags( textureBrowser.m_available_store, textureBrowser.m_assigned_store, textureBrowser.m_all_tags, &textureBrowser );
2054
2055                 // Save changes
2056                 TagBuilder.SaveXmlDoc();
2057         }
2058         g_slist_free( selected );
2059 }
2060
2061 void TextureBrowser_buildTagList(){
2062         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2063         textureBrowser.m_all_tags_list.clear();
2064
2065         std::set<CopiedString>::iterator iter;
2066
2067         for ( iter = textureBrowser.m_all_tags.begin(); iter != textureBrowser.m_all_tags.end(); ++iter )
2068         {
2069                 textureBrowser.m_all_tags_list.append(TAG_COLUMN, (*iter).c_str());
2070         }
2071 }
2072
2073 void TextureBrowser_searchTags(){
2074         GSList* selected = NULL;
2075         GSList* node;
2076         gchar* tag;
2077         char buffer[256];
2078         char tags_searched[256];
2079         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2080
2081         auto selection = gtk_tree_view_get_selection(textureBrowser.m_treeViewTags );
2082
2083         gtk_tree_selection_selected_foreach( selection, (GtkTreeSelectionForeachFunc)TextureBrowser_tagMoveHelper, &selected );
2084
2085         if ( selected != NULL ) {
2086                 strcpy( buffer, "/root/*/*[tag='" );
2087                 strcpy( tags_searched, "[TAGS] " );
2088
2089                 for ( node = selected; node != NULL; node = node->next )
2090                 {
2091             auto path = gtk_tree_row_reference_get_path( (GtkTreeRowReference*)node->data );
2092
2093                         if ( path ) {
2094                                 GtkTreeIter iter;
2095
2096                                 if ( gtk_tree_model_get_iter(textureBrowser.m_all_tags_list, &iter, path ) ) {
2097                                         gtk_tree_model_get(textureBrowser.m_all_tags_list, &iter, TAG_COLUMN, &tag, -1 );
2098
2099                                         strcat( buffer, tag );
2100                                         strcat( tags_searched, tag );
2101                                         if ( node != g_slist_last( node ) ) {
2102                                                 strcat( buffer, "' and tag='" );
2103                                                 strcat( tags_searched, ", " );
2104                                         }
2105                                 }
2106                         }
2107                 }
2108
2109                 strcat( buffer, "']" );
2110
2111                 g_slist_foreach( selected, (GFunc)gtk_tree_row_reference_free, NULL );
2112
2113                 textureBrowser.m_found_shaders.clear(); // delete old list
2114                 TagBuilder.TagSearch( buffer, textureBrowser.m_found_shaders );
2115
2116                 if ( !textureBrowser.m_found_shaders.empty() ) { // found something
2117                         size_t shaders_found = textureBrowser.m_found_shaders.size();
2118
2119                         globalOutputStream() << "Found " << (unsigned int)shaders_found << " textures and shaders with " << tags_searched << "\n";
2120                         ScopeDisableScreenUpdates disableScreenUpdates( "Searching...", "Loading Textures" );
2121
2122                         std::set<CopiedString>::iterator iter;
2123
2124                         for ( iter = textureBrowser.m_found_shaders.begin(); iter != textureBrowser.m_found_shaders.end(); iter++ )
2125                         {
2126                                 std::string path = ( *iter ).c_str();
2127                                 size_t pos = path.find_last_of( "/", path.size() );
2128                                 std::string name = path.substr( pos + 1, path.size() );
2129                                 path = path.substr( 0, pos + 1 );
2130                                 TextureDirectory_loadTexture( path.c_str(), name.c_str() );
2131                         }
2132                 }
2133                 textureBrowser.m_searchedTags = true;
2134                 g_TextureBrowser_currentDirectory = tags_searched;
2135
2136                 textureBrowser.m_nTotalHeight = 0;
2137                 TextureBrowser_setOriginY( textureBrowser, 0 );
2138                 TextureBrowser_heightChanged( textureBrowser );
2139                 TextureBrowser_updateTitle();
2140         }
2141         g_slist_free( selected );
2142 }
2143
2144 void TextureBrowser_toggleSearchButton(){
2145         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2146         gint page = gtk_notebook_get_current_page( GTK_NOTEBOOK( textureBrowser.m_tag_notebook ) );
2147
2148         if ( page == 0 ) { // tag page
2149                 gtk_widget_show_all( textureBrowser.m_search_button );
2150         }
2151         else {
2152                 textureBrowser.m_search_button.hide();
2153         }
2154 }
2155
2156 void TextureBrowser_constructTagNotebook(){
2157         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2158         textureBrowser.m_tag_notebook = ui::Widget::from(gtk_notebook_new());
2159         ui::Widget labelTags = ui::Label( "Tags" );
2160         ui::Widget labelTextures = ui::Label( "Textures" );
2161
2162         gtk_notebook_append_page( GTK_NOTEBOOK( textureBrowser.m_tag_notebook ), textureBrowser.m_scr_win_tree, labelTextures );
2163         gtk_notebook_append_page( GTK_NOTEBOOK( textureBrowser.m_tag_notebook ), textureBrowser.m_scr_win_tags, labelTags );
2164
2165         textureBrowser.m_tag_notebook.connect( "switch-page", G_CALLBACK( TextureBrowser_toggleSearchButton ), NULL );
2166
2167         gtk_widget_show_all( textureBrowser.m_tag_notebook );
2168 }
2169
2170 void TextureBrowser_constructSearchButton(){
2171         auto image = ui::Widget::from(gtk_image_new_from_stock( GTK_STOCK_FIND, GTK_ICON_SIZE_SMALL_TOOLBAR ));
2172         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2173         textureBrowser.m_search_button = ui::Button(ui::New);
2174         textureBrowser.m_search_button.connect( "clicked", G_CALLBACK( TextureBrowser_searchTags ), NULL );
2175         gtk_widget_set_tooltip_text(textureBrowser.m_search_button, "Search with selected tags");
2176         textureBrowser.m_search_button.add(image);
2177 }
2178
2179 void TextureBrowser_checkTagFile(){
2180         const char SHADERTAG_FILE[] = "shadertags.xml";
2181         CopiedString default_filename, rc_filename;
2182         StringOutputStream stream( 256 );
2183         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2184
2185         stream << LocalRcPath_get();
2186         stream << SHADERTAG_FILE;
2187         rc_filename = stream.c_str();
2188
2189         if ( file_exists( rc_filename.c_str() ) ) {
2190                 textureBrowser.m_tags = TagBuilder.OpenXmlDoc( rc_filename.c_str() );
2191
2192                 if ( textureBrowser.m_tags ) {
2193                         globalOutputStream() << "Loading tag file " << rc_filename.c_str() << ".\n";
2194                 }
2195         }
2196         else
2197         {
2198                 // load default tagfile
2199                 stream.clear();
2200                 stream << g_pGameDescription->mGameToolsPath.c_str();
2201                 stream << SHADERTAG_FILE;
2202                 default_filename = stream.c_str();
2203
2204                 if ( file_exists( default_filename.c_str() ) ) {
2205                         textureBrowser.m_tags = TagBuilder.OpenXmlDoc( default_filename.c_str(), rc_filename.c_str() );
2206
2207                         if ( textureBrowser.m_tags ) {
2208                                 globalOutputStream() << "Loading default tag file " << default_filename.c_str() << ".\n";
2209                         }
2210                 }
2211                 else
2212                 {
2213                         globalOutputStream() << "Unable to find default tag file " << default_filename.c_str() << ". No tag support. Plugins -> ShaderPlug -> Create tag file: to start using tags\n";
2214                 }
2215         }
2216 }
2217
2218 void TextureBrowser_SetNotex(){
2219         IShader* notex = QERApp_Shader_ForName( DEFAULT_NOTEX_NAME );
2220         IShader* shadernotex = QERApp_Shader_ForName( DEFAULT_SHADERNOTEX_NAME );
2221
2222         g_notex = notex->getTexture()->name;
2223
2224         g_shadernotex = shadernotex->getTexture()->name;
2225
2226         notex->DecRef();
2227         shadernotex->DecRef();
2228 }
2229
2230 static bool isGLWidgetConstructed = false;
2231 static bool isWindowConstructed = false;
2232
2233 void TextureBrowser_constructGLWidget(){
2234         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2235         textureBrowser.m_gl_widget = glwidget_new( FALSE );
2236         g_object_ref( textureBrowser.m_gl_widget._handle );
2237
2238         gtk_widget_set_events( textureBrowser.m_gl_widget, GDK_DESTROY | GDK_EXPOSURE_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_POINTER_MOTION_MASK | GDK_SCROLL_MASK );
2239         gtk_widget_set_can_focus( textureBrowser.m_gl_widget, true );
2240
2241         textureBrowser.m_sizeHandler = textureBrowser.m_gl_widget.connect( "size_allocate", G_CALLBACK( TextureBrowser_size_allocate ), &textureBrowser );
2242         textureBrowser.m_exposeHandler = textureBrowser.m_gl_widget.on_render( G_CALLBACK( TextureBrowser_expose ), &textureBrowser );
2243
2244         textureBrowser.m_gl_widget.connect( "button_press_event", G_CALLBACK( TextureBrowser_button_press ), &textureBrowser );
2245         textureBrowser.m_gl_widget.connect( "button_release_event", G_CALLBACK( TextureBrowser_button_release ), &textureBrowser );
2246         textureBrowser.m_gl_widget.connect( "motion_notify_event", G_CALLBACK( TextureBrowser_motion ), &textureBrowser );
2247         textureBrowser.m_gl_widget.connect( "scroll_event", G_CALLBACK( TextureBrowser_scroll ), &textureBrowser );
2248
2249 #ifdef WORKAROUND_MACOS_GTK2_GLWIDGET
2250         textureBrowser.m_hframe.pack_start( textureBrowser.m_gl_widget, TRUE, TRUE, 0 );
2251 #else // !WORKAROUND_MACOS_GTK2_GLWIDGET
2252         textureBrowser.m_frame.pack_start( textureBrowser.m_gl_widget, TRUE, TRUE, 0 );
2253 #endif // !WORKAROUND_MACOS_GTK2_GLWIDGET
2254
2255         textureBrowser.m_gl_widget.show();
2256
2257         isGLWidgetConstructed = true;
2258 }
2259
2260 ui::Widget TextureBrowser_constructWindow( ui::Window toplevel ){
2261         // The gl_widget and the tag assignment frame should be packed into a GtkVPaned with the slider
2262         // position stored in local.pref. gtk_paned_get_position() and gtk_paned_set_position() don't
2263         // seem to work in gtk 2.4 and the arrow buttons don't handle GTK_FILL, so here's another thing
2264         // for the "once-the-gtk-libs-are-updated-TODO-list" :x
2265         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2266
2267         TextureBrowser_checkTagFile();
2268         TextureBrowser_SetNotex();
2269
2270         GlobalShaderSystem().setActiveShadersChangedNotify( ReferenceCaller<TextureBrowser, void(), TextureBrowser_activeShadersChanged>( textureBrowser ) );
2271
2272         textureBrowser.m_parent = toplevel;
2273
2274         auto table = ui::Table(3, 3, FALSE);
2275         auto vbox = ui::VBox(FALSE, 0);
2276         table.attach(vbox, {0, 1, 1, 3}, {GTK_FILL, GTK_FILL});
2277         vbox.show();
2278
2279         // ui::Widget menu_bar{ui::null};
2280         auto toolbar = ui::Toolbar::from( gtk_toolbar_new() );
2281
2282         { // menu bar
2283                 // menu_bar = ui::Widget::from(gtk_menu_bar_new());
2284                 auto menu_view = ui::Menu(ui::New);
2285                 // auto view_item = TextureBrowser_constructViewMenu( menu_view );
2286                 TextureBrowser_constructViewMenu( menu_view );
2287                 gtk_menu_set_title( menu_view, "View" );
2288                 // gtk_menu_item_set_submenu( GTK_MENU_ITEM( view_item ), menu_view );
2289                 // gtk_menu_shell_append( GTK_MENU_SHELL( menu_bar ), view_item );
2290
2291                 //gtk_table_attach( GTK_TABLE( table ), GTK_WIDGET( toolbar ), 0, 1, 0, 1, GTK_FILL, GTK_FILL, 0, 0 );
2292                 gtk_box_pack_start( GTK_BOX( vbox ), GTK_WIDGET( toolbar ), FALSE, FALSE, 0 );
2293
2294                 //view menu button
2295                 {
2296                         auto button = toolbar_append_button( toolbar, "View", "texbro_view.png" );
2297                         button.dimensions( 22, 22 );
2298                         button.connect( "clicked", G_CALLBACK( Popup_View_Menu ), menu_view );
2299
2300                         //to show detached menu over floating tex bro
2301                         gtk_menu_attach_to_widget( GTK_MENU( menu_view ), GTK_WIDGET( button ), NULL );
2302                 }
2303                 {
2304                         auto button = toolbar_append_button( toolbar, "Find / Replace...", "texbro_gtk-find-and-replace.png", "FindReplaceTextures" );
2305                         button.dimensions( 22, 22 );
2306                 }
2307                 {
2308                         auto button = toolbar_append_button( toolbar, "Flush & Reload Shaders", "texbro_refresh.png", "RefreshShaders" );
2309                         button.dimensions( 22, 22 );
2310                 }
2311                 toolbar.show();
2312
2313 /*
2314                 auto menu_tools = ui::Menu(ui::New);
2315                 auto tools_item = TextureBrowser_constructToolsMenu( menu_tools );
2316                 gtk_menu_item_set_submenu( GTK_MENU_ITEM( tools_item ), menu_tools );
2317                 gtk_menu_shell_append( GTK_MENU_SHELL( menu_bar ), tools_item );
2318 */
2319                 // table.attach(menu_bar, {0, 3, 0, 1}, {GTK_FILL, GTK_SHRINK});
2320                 // menu_bar.show();
2321         }
2322         { // Texture TreeView
2323                 textureBrowser.m_scr_win_tree = ui::ScrolledWindow(ui::New);
2324                 gtk_container_set_border_width( GTK_CONTAINER( textureBrowser.m_scr_win_tree ), 0 );
2325
2326                 // vertical only scrolling for treeview
2327                 gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( textureBrowser.m_scr_win_tree ), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS );
2328
2329                 textureBrowser.m_scr_win_tree.show();
2330
2331                 TextureBrowser_createTreeViewTree();
2332
2333                 gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( textureBrowser.m_scr_win_tree ), textureBrowser.m_treeViewTree  );
2334                 textureBrowser.m_treeViewTree.show();
2335         }
2336         { // gl_widget scrollbar
2337                 auto w = ui::Widget::from(gtk_vscrollbar_new( ui::Adjustment( 0,0,0,1,1,0 ) ));
2338                 table.attach(w, {2, 3, 1, 2}, {GTK_SHRINK, GTK_FILL});
2339                 w.show();
2340                 textureBrowser.m_texture_scroll = w;
2341
2342                 auto vadjustment = ui::Adjustment::from(gtk_range_get_adjustment( GTK_RANGE( textureBrowser.m_texture_scroll ) ));
2343                 vadjustment.connect( "value_changed", G_CALLBACK( TextureBrowser_verticalScroll ), &textureBrowser );
2344
2345                 textureBrowser.m_texture_scroll.visible(textureBrowser.m_showTextureScrollbar);
2346         }
2347         { // gl_widget
2348 #ifdef WORKAROUND_MACOS_GTK2_GLWIDGET
2349                 textureBrowser.m_vframe = ui::VBox( FALSE, 0 );
2350                 table.attach(textureBrowser.m_vframe, {1, 2, 1, 2});
2351
2352                 textureBrowser.m_vfiller = ui::VBox( FALSE, 0 );
2353                 textureBrowser.m_vframe.pack_start( textureBrowser.m_vfiller, FALSE, FALSE, 0 );
2354
2355                 textureBrowser.m_hframe = ui::HBox( FALSE, 0 );
2356                 textureBrowser.m_vframe.pack_start( textureBrowser.m_hframe, TRUE, TRUE, 0 );
2357
2358                 textureBrowser.m_hfiller = ui::HBox( FALSE, 0 );
2359                 textureBrowser.m_hframe.pack_start( textureBrowser.m_hfiller, FALSE, FALSE, 0 );
2360
2361                 textureBrowser.m_vframe.show();
2362                 textureBrowser.m_vfiller.show();
2363                 textureBrowser.m_hframe.show(),
2364                 textureBrowser.m_hfiller.show();
2365 #else // !WORKAROUND_MACOS_GTK2_GLWIDGET
2366                 textureBrowser.m_frame = ui::VBox( FALSE, 0 );
2367                 table.attach(textureBrowser.m_frame, {1, 2, 1, 2});
2368                 textureBrowser.m_frame.show();
2369 #endif // !WORKAROUND_MACOS_GTK2_GLWIDGET
2370
2371                 TextureBrowser_constructGLWidget();
2372         }
2373
2374         // tag stuff
2375         if ( textureBrowser.m_tags ) {
2376                 { // fill tag GtkListStore
2377                         textureBrowser.m_all_tags_list = ui::ListStore::from(gtk_list_store_new( N_COLUMNS, G_TYPE_STRING ));
2378             auto sortable = GTK_TREE_SORTABLE( textureBrowser.m_all_tags_list );
2379                         gtk_tree_sortable_set_sort_column_id( sortable, TAG_COLUMN, GTK_SORT_ASCENDING );
2380
2381                         TagBuilder.GetAllTags( textureBrowser.m_all_tags );
2382                         TextureBrowser_buildTagList();
2383                 }
2384                 { // tag menu bar
2385                         auto menu_tags = ui::Menu(ui::New);
2386                         // auto tags_item = TextureBrowser_constructTagsMenu( menu_tags );
2387                         TextureBrowser_constructTagsMenu( menu_tags );
2388                         // gtk_menu_item_set_submenu( GTK_MENU_ITEM( tags_item ), menu_tags );
2389                         // gtk_menu_shell_append( GTK_MENU_SHELL( menu_bar ), tags_item );
2390
2391                         auto button = toolbar_append_button( toolbar, "Tags", "texbro_tags.png" );
2392                         button.dimensions( 22, 22 );
2393                         button.connect( "clicked", G_CALLBACK( Popup_View_Menu ), menu_tags );
2394                 }
2395                 { // Tag TreeView
2396                         textureBrowser.m_scr_win_tags = ui::ScrolledWindow(ui::New);
2397                         gtk_container_set_border_width( GTK_CONTAINER( textureBrowser.m_scr_win_tags ), 0 );
2398
2399                         // vertical only scrolling for treeview
2400                         gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( textureBrowser.m_scr_win_tags ), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS );
2401
2402                         TextureBrowser_createTreeViewTags();
2403
2404             auto selection = gtk_tree_view_get_selection(textureBrowser.m_treeViewTags );
2405                         gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
2406
2407                         gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( textureBrowser.m_scr_win_tags ), textureBrowser.m_treeViewTags  );
2408                         textureBrowser.m_treeViewTags.show();
2409                 }
2410                 { // Texture/Tag notebook
2411                         TextureBrowser_constructTagNotebook();
2412                         vbox.pack_start( textureBrowser.m_tag_notebook, TRUE, TRUE, 0 );
2413                 }
2414                 { // Tag search button
2415                         TextureBrowser_constructSearchButton();
2416                         vbox.pack_end(textureBrowser.m_search_button, FALSE, FALSE, 0);
2417                 }
2418                 auto frame_table = ui::Table(3, 3, FALSE);
2419                 { // Tag frame
2420
2421                         textureBrowser.m_tag_frame = ui::Frame( "Tag assignment" );
2422                         gtk_frame_set_label_align( GTK_FRAME( textureBrowser.m_tag_frame ), 0.5, 0.5 );
2423                         gtk_frame_set_shadow_type( GTK_FRAME( textureBrowser.m_tag_frame ), GTK_SHADOW_NONE );
2424
2425                         table.attach(textureBrowser.m_tag_frame, {1, 3, 2, 3}, {GTK_FILL, GTK_SHRINK});
2426
2427                         frame_table.show();
2428
2429                         textureBrowser.m_tag_frame.add(frame_table);
2430                 }
2431                 { // assigned tag list
2432                         ui::Widget scrolled_win = ui::ScrolledWindow(ui::New);
2433                         gtk_container_set_border_width( GTK_CONTAINER( scrolled_win ), 0 );
2434                         gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( scrolled_win ), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS );
2435
2436                         textureBrowser.m_assigned_store = ui::ListStore::from(gtk_list_store_new( N_COLUMNS, G_TYPE_STRING ));
2437
2438             auto sortable = GTK_TREE_SORTABLE( textureBrowser.m_assigned_store );
2439                         gtk_tree_sortable_set_sort_column_id( sortable, TAG_COLUMN, GTK_SORT_ASCENDING );
2440
2441                         auto renderer = ui::CellRendererText(ui::New);
2442
2443                         textureBrowser.m_assigned_tree = ui::TreeView(ui::TreeModel::from(textureBrowser.m_assigned_store._handle));
2444                         textureBrowser.m_assigned_store.unref();
2445                         textureBrowser.m_assigned_tree.connect( "row-activated", (GCallback) TextureBrowser_removeTags, NULL );
2446                         gtk_tree_view_set_headers_visible(textureBrowser.m_assigned_tree, FALSE );
2447
2448             auto selection = gtk_tree_view_get_selection(textureBrowser.m_assigned_tree );
2449                         gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
2450
2451             auto column = ui::TreeViewColumn( "", renderer, {{"text", TAG_COLUMN}} );
2452                         gtk_tree_view_append_column(textureBrowser.m_assigned_tree, column );
2453                         textureBrowser.m_assigned_tree.show();
2454
2455                         scrolled_win.show();
2456                         gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( scrolled_win ), textureBrowser.m_assigned_tree  );
2457
2458                         frame_table.attach(scrolled_win, {0, 1, 1, 3}, {GTK_FILL, GTK_FILL});
2459                 }
2460                 { // available tag list
2461                         ui::Widget scrolled_win = ui::ScrolledWindow(ui::New);
2462                         gtk_container_set_border_width( GTK_CONTAINER( scrolled_win ), 0 );
2463                         gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( scrolled_win ), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS );
2464
2465                         textureBrowser.m_available_store = ui::ListStore::from(gtk_list_store_new( N_COLUMNS, G_TYPE_STRING ));
2466             auto sortable = GTK_TREE_SORTABLE( textureBrowser.m_available_store );
2467                         gtk_tree_sortable_set_sort_column_id( sortable, TAG_COLUMN, GTK_SORT_ASCENDING );
2468
2469                         auto renderer = ui::CellRendererText(ui::New);
2470
2471                         textureBrowser.m_available_tree = ui::TreeView(ui::TreeModel::from(textureBrowser.m_available_store._handle));
2472                         textureBrowser.m_available_store.unref();
2473                         textureBrowser.m_available_tree.connect( "row-activated", (GCallback) TextureBrowser_assignTags, NULL );
2474                         gtk_tree_view_set_headers_visible(textureBrowser.m_available_tree, FALSE );
2475
2476             auto selection = gtk_tree_view_get_selection(textureBrowser.m_available_tree );
2477                         gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
2478
2479             auto column = ui::TreeViewColumn( "", renderer, {{"text", TAG_COLUMN}} );
2480                         gtk_tree_view_append_column(textureBrowser.m_available_tree, column );
2481                         textureBrowser.m_available_tree.show();
2482
2483                         scrolled_win.show();
2484                         gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( scrolled_win ), textureBrowser.m_available_tree  );
2485
2486                         frame_table.attach(scrolled_win, {2, 3, 1, 3}, {GTK_FILL, GTK_FILL});
2487                 }
2488                 { // tag arrow buttons
2489                         auto m_btn_left = ui::Button(ui::New);
2490                         auto m_btn_right = ui::Button(ui::New);
2491                         auto m_arrow_left = ui::Widget::from(gtk_arrow_new( GTK_ARROW_LEFT, GTK_SHADOW_OUT ));
2492                         auto m_arrow_right = ui::Widget::from(gtk_arrow_new( GTK_ARROW_RIGHT, GTK_SHADOW_OUT ));
2493                         m_btn_left.add(m_arrow_left);
2494                         m_btn_right.add(m_arrow_right);
2495
2496                         // workaround. the size of the tag frame depends of the requested size of the arrow buttons.
2497                         m_arrow_left.dimensions(-1, 68);
2498                         m_arrow_right.dimensions(-1, 68);
2499
2500                         frame_table.attach(m_btn_left, {1, 2, 1, 2}, {GTK_SHRINK, GTK_EXPAND});
2501                         frame_table.attach(m_btn_right, {1, 2, 2, 3}, {GTK_SHRINK, GTK_EXPAND});
2502
2503                         m_btn_left.connect( "clicked", G_CALLBACK( TextureBrowser_assignTags ), NULL );
2504                         m_btn_right.connect( "clicked", G_CALLBACK( TextureBrowser_removeTags ), NULL );
2505
2506                         m_btn_left.show();
2507                         m_btn_right.show();
2508                         m_arrow_left.show();
2509                         m_arrow_right.show();
2510                 }
2511                 { // tag fram labels
2512                         ui::Widget m_lbl_assigned = ui::Label( "Assigned" );
2513                         ui::Widget m_lbl_unassigned = ui::Label( "Available" );
2514
2515                         frame_table.attach(m_lbl_assigned, {0, 1, 0, 1}, {GTK_EXPAND, GTK_SHRINK});
2516                         frame_table.attach(m_lbl_unassigned, {2, 3, 0, 1}, {GTK_EXPAND, GTK_SHRINK});
2517
2518                         m_lbl_assigned.show();
2519                         m_lbl_unassigned.show();
2520                 }
2521         }
2522         else { // no tag support, show the texture tree only
2523                 vbox.pack_start( textureBrowser.m_scr_win_tree, TRUE, TRUE, 0 );
2524         }
2525
2526         // TODO do we need this?
2527         //gtk_container_set_focus_chain(GTK_CONTAINER(hbox_table), NULL);
2528
2529         isWindowConstructed = true;
2530
2531         return table;
2532 }
2533
2534 void TextureBrowser_destroyGLWidget(){
2535         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2536         if ( isGLWidgetConstructed )
2537         {
2538                 g_signal_handler_disconnect( G_OBJECT( textureBrowser.m_gl_widget ), textureBrowser.m_sizeHandler );
2539                 g_signal_handler_disconnect( G_OBJECT( textureBrowser.m_gl_widget ), textureBrowser.m_exposeHandler );
2540
2541 #ifdef WORKAROUND_MACOS_GTK2_GLWIDGET
2542                 textureBrowser.m_hframe.remove( textureBrowser.m_gl_widget );
2543 #else // !WORKAROUND_MACOS_GTK2_GLWIDGET
2544                 textureBrowser.m_frame.remove( textureBrowser.m_gl_widget );
2545 #endif // !WORKAROUND_MACOS_GTK2_GLWIDGET
2546
2547                 textureBrowser.m_gl_widget.unref();
2548
2549                 isGLWidgetConstructed = false;
2550         }
2551 }
2552
2553 void TextureBrowser_destroyWindow(){
2554         GlobalShaderSystem().setActiveShadersChangedNotify( Callback<void()>() );
2555
2556         TextureBrowser_destroyGLWidget();
2557 }
2558
2559 #ifdef WORKAROUND_MACOS_GTK2_GLWIDGET
2560 /* workaround for gtkglext on gtk 2 issue: OpenGL texture viewport being drawn over the other pages */
2561 /* this is very ugly: force the resizing of the viewport to a single bottom line by forcing the
2562  * resizing of the gl widget by expanding some empty boxes, so the widget area size is reduced
2563  * while covered by another page, so the texture viewport is still rendered over the other page
2564  * but does not annoy the user that much because it's just a line on the bottom that may even
2565  * be printed over existing bottom frame or very close to it. */
2566 void TextureBrowser_showGLWidget(){
2567         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2568         if ( isWindowConstructed && isGLWidgetConstructed )
2569         {
2570                 textureBrowser.m_vframe.set_child_packing( textureBrowser.m_vfiller, FALSE, FALSE, 0, ui::Packing::START );
2571                 textureBrowser.m_vframe.set_child_packing( textureBrowser.m_hframe, TRUE, TRUE, 0, ui::Packing::START );
2572                 textureBrowser.m_vframe.set_child_packing( textureBrowser.m_hfiller, FALSE, FALSE, 0, ui::Packing::START );
2573                 textureBrowser.m_vframe.set_child_packing( textureBrowser.m_gl_widget, TRUE, TRUE, 0, ui::Packing::START );
2574
2575                 textureBrowser.m_gl_widget.show();
2576 }
2577 }
2578
2579 void TextureBrowser_hideGLWidget(){
2580         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2581         if ( isWindowConstructed && isGLWidgetConstructed )
2582         {
2583                 textureBrowser.m_vframe.set_child_packing( textureBrowser.m_vfiller, TRUE, TRUE, 0, ui::Packing::START);
2584                 textureBrowser.m_vframe.set_child_packing( textureBrowser.m_hframe, FALSE, FALSE, 0, ui::Packing::END );
2585                 textureBrowser.m_vframe.set_child_packing( textureBrowser.m_hfiller, TRUE, TRUE, 0, ui::Packing::START);
2586                 textureBrowser.m_vframe.set_child_packing( textureBrowser.m_gl_widget, FALSE, FALSE, 0, ui::Packing::END );
2587
2588                 // The hack needs the GL widget to not be hidden to work,
2589                 // so resizing it triggers the redraw of it with the new size.
2590                 // GlobalTextureBrowser().m_gl_widget.hide();
2591
2592                 // Trigger the redraw.
2593                 TextureBrowser_redraw( &GlobalTextureBrowser() );
2594                 ui::process();
2595         }
2596 }
2597 #endif // WORKAROUND_MACOS_GTK2_GLWIDGET
2598
2599 const Vector3& TextureBrowser_getBackgroundColour( TextureBrowser& textureBrowser ){
2600         return textureBrowser.color_textureback;
2601 }
2602
2603 void TextureBrowser_setBackgroundColour( TextureBrowser& textureBrowser, const Vector3& colour ){
2604         textureBrowser.color_textureback = colour;
2605         TextureBrowser_queueDraw( textureBrowser );
2606 }
2607
2608 void TextureBrowser_selectionHelper( ui::TreeModel model, ui::TreePath path, GtkTreeIter* iter, GSList** selected ){
2609         g_assert( selected != NULL );
2610
2611         gchar* name;
2612         gtk_tree_model_get( model, iter, TAG_COLUMN, &name, -1 );
2613         *selected = g_slist_append( *selected, name );
2614 }
2615
2616 void TextureBrowser_shaderInfo(){
2617         const char* name = TextureBrowser_GetSelectedShader( GlobalTextureBrowser() );
2618         IShader* shader = QERApp_Shader_ForName( name );
2619
2620         DoShaderInfoDlg( name, shader->getShaderFileName(), "Shader Info" );
2621
2622         shader->DecRef();
2623 }
2624
2625 void TextureBrowser_addTag(){
2626         CopiedString tag;
2627         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2628
2629         EMessageBoxReturn result = DoShaderTagDlg( &tag, "Add shader tag" );
2630
2631         if ( result == eIDOK && !tag.empty() ) {
2632                 GtkTreeIter iter;
2633                 textureBrowser.m_all_tags.insert( tag.c_str() );
2634                 gtk_list_store_append( textureBrowser.m_available_store, &iter );
2635                 gtk_list_store_set( textureBrowser.m_available_store, &iter, TAG_COLUMN, tag.c_str(), -1 );
2636
2637                 // Select the currently added tag in the available list
2638         auto selection = gtk_tree_view_get_selection(textureBrowser.m_available_tree );
2639                 gtk_tree_selection_select_iter( selection, &iter );
2640
2641                 textureBrowser.m_all_tags_list.append(TAG_COLUMN, tag.c_str());
2642         }
2643 }
2644
2645 void TextureBrowser_renameTag(){
2646         /* WORKAROUND: The tag treeview is set to GTK_SELECTION_MULTIPLE. Because
2647            gtk_tree_selection_get_selected() doesn't work with GTK_SELECTION_MULTIPLE,
2648            we need to count the number of selected rows first and use
2649            gtk_tree_selection_selected_foreach() then to go through the list of selected
2650            rows (which always containins a single row).
2651          */
2652
2653         GSList* selected = NULL;
2654         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2655
2656         auto selection = gtk_tree_view_get_selection(textureBrowser.m_treeViewTags );
2657         gtk_tree_selection_selected_foreach( selection, GtkTreeSelectionForeachFunc( TextureBrowser_selectionHelper ), &selected );
2658
2659         if ( g_slist_length( selected ) == 1 ) { // we only rename a single tag
2660                 CopiedString newTag;
2661                 EMessageBoxReturn result = DoShaderTagDlg( &newTag, "Rename shader tag" );
2662
2663                 if ( result == eIDOK && !newTag.empty() ) {
2664                         GtkTreeIter iterList;
2665                         gchar* rowTag;
2666                         gchar* oldTag = (char*)selected->data;
2667
2668                         bool row = gtk_tree_model_get_iter_first(textureBrowser.m_all_tags_list, &iterList ) != 0;
2669
2670                         while ( row )
2671                         {
2672                                 gtk_tree_model_get(textureBrowser.m_all_tags_list, &iterList, TAG_COLUMN, &rowTag, -1 );
2673
2674                                 if ( strcmp( rowTag, oldTag ) == 0 ) {
2675                                         gtk_list_store_set( textureBrowser.m_all_tags_list, &iterList, TAG_COLUMN, newTag.c_str(), -1 );
2676                                 }
2677                                 row = gtk_tree_model_iter_next(textureBrowser.m_all_tags_list, &iterList ) != 0;
2678                         }
2679
2680                         TagBuilder.RenameShaderTag( oldTag, newTag.c_str() );
2681
2682                         textureBrowser.m_all_tags.erase( (CopiedString)oldTag );
2683                         textureBrowser.m_all_tags.insert( newTag );
2684
2685                         BuildStoreAssignedTags( textureBrowser.m_assigned_store, textureBrowser.shader.c_str(), &textureBrowser );
2686                         BuildStoreAvailableTags( textureBrowser.m_available_store, textureBrowser.m_assigned_store, textureBrowser.m_all_tags, &textureBrowser );
2687                 }
2688         }
2689         else
2690         {
2691                 ui::alert( textureBrowser.m_parent, "Select a single tag for renaming." );
2692         }
2693 }
2694
2695 void TextureBrowser_deleteTag(){
2696         GSList* selected = NULL;
2697         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2698
2699         auto selection = gtk_tree_view_get_selection(textureBrowser.m_treeViewTags );
2700         gtk_tree_selection_selected_foreach( selection, GtkTreeSelectionForeachFunc( TextureBrowser_selectionHelper ), &selected );
2701
2702         if ( g_slist_length( selected ) == 1 ) { // we only delete a single tag
2703                 auto result = ui::alert( textureBrowser.m_parent, "Are you sure you want to delete the selected tag?", "Delete Tag", ui::alert_type::YESNO, ui::alert_icon::Question );
2704
2705                 if ( result == ui::alert_response::YES ) {
2706                         GtkTreeIter iterSelected;
2707                         gchar *rowTag;
2708
2709                         gchar* tagSelected = (char*)selected->data;
2710
2711                         bool row = gtk_tree_model_get_iter_first(textureBrowser.m_all_tags_list, &iterSelected ) != 0;
2712
2713                         while ( row )
2714                         {
2715                                 gtk_tree_model_get(textureBrowser.m_all_tags_list, &iterSelected, TAG_COLUMN, &rowTag, -1 );
2716
2717                                 if ( strcmp( rowTag, tagSelected ) == 0 ) {
2718                                         gtk_list_store_remove( textureBrowser.m_all_tags_list, &iterSelected );
2719                                         break;
2720                                 }
2721                                 row = gtk_tree_model_iter_next(textureBrowser.m_all_tags_list, &iterSelected ) != 0;
2722                         }
2723
2724                         TagBuilder.DeleteTag( tagSelected );
2725                         textureBrowser.m_all_tags.erase( (CopiedString)tagSelected );
2726
2727                         BuildStoreAssignedTags( textureBrowser.m_assigned_store, textureBrowser.shader.c_str(), &textureBrowser );
2728                         BuildStoreAvailableTags( textureBrowser.m_available_store, textureBrowser.m_assigned_store, textureBrowser.m_all_tags, &textureBrowser );
2729                 }
2730         }
2731         else {
2732                 ui::alert( textureBrowser.m_parent, "Select a single tag for deletion." );
2733         }
2734 }
2735
2736 void TextureBrowser_copyTag(){
2737         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2738         textureBrowser.m_copied_tags.clear();
2739         TagBuilder.GetShaderTags( textureBrowser.shader.c_str(), textureBrowser.m_copied_tags );
2740 }
2741
2742 void TextureBrowser_pasteTag(){
2743         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2744         IShader* ishader = QERApp_Shader_ForName( textureBrowser.shader.c_str() );
2745         CopiedString shader = textureBrowser.shader.c_str();
2746
2747         if ( !TagBuilder.CheckShaderTag( shader.c_str() ) ) {
2748                 CopiedString shaderFile = ishader->getShaderFileName();
2749                 if ( shaderFile.empty() ) {
2750                         // it's a texture
2751                         TagBuilder.AddShaderNode( shader.c_str(), CUSTOM, TEXTURE );
2752                 }
2753                 else
2754                 {
2755                         // it's a shader
2756                         TagBuilder.AddShaderNode( shader.c_str(), CUSTOM, SHADER );
2757                 }
2758
2759                 for ( size_t i = 0; i < textureBrowser.m_copied_tags.size(); ++i )
2760                 {
2761                         TagBuilder.AddShaderTag( shader.c_str(), textureBrowser.m_copied_tags[i].c_str(), TAG );
2762                 }
2763         }
2764         else
2765         {
2766                 for ( size_t i = 0; i < textureBrowser.m_copied_tags.size(); ++i )
2767                 {
2768                         if ( !TagBuilder.CheckShaderTag( shader.c_str(), textureBrowser.m_copied_tags[i].c_str() ) ) {
2769                                 // the tag doesn't exist - let's add it
2770                                 TagBuilder.AddShaderTag( shader.c_str(), textureBrowser.m_copied_tags[i].c_str(), TAG );
2771                         }
2772                 }
2773         }
2774
2775         ishader->DecRef();
2776
2777         TagBuilder.SaveXmlDoc();
2778         BuildStoreAssignedTags( textureBrowser.m_assigned_store, shader.c_str(), &textureBrowser );
2779         BuildStoreAvailableTags( textureBrowser.m_available_store, textureBrowser.m_assigned_store, textureBrowser.m_all_tags, &textureBrowser );
2780 }
2781
2782 void TextureBrowser_RefreshShaders(){
2783         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2784
2785         /* When shaders are refreshed, forces reloading the textures as well.
2786         Previously it would at best only display shaders, at worst mess up some textured objects. */
2787
2788     auto selection = gtk_tree_view_get_selection(GlobalTextureBrowser().m_treeViewTree);
2789         GtkTreeModel* model = NULL;
2790         GtkTreeIter iter;
2791         if ( gtk_tree_selection_get_selected (selection, &model, &iter) )
2792         {
2793                 gchar dirName[1024];
2794
2795                 gchar* buffer;
2796                 gtk_tree_model_get( model, &iter, 0, &buffer, -1 );
2797                 strcpy( dirName, buffer );
2798                 g_free( buffer );
2799                 if ( !TextureBrowser_showWads() ) {
2800                         strcat( dirName, "/" );
2801                 }
2802
2803                 ScopeDisableScreenUpdates disableScreenUpdates( "Processing...", "Loading Shaders" );
2804                 GlobalShaderSystem().refresh();
2805                 /* texturebrowser tree update on vfs restart */
2806                 TextureBrowser_constructTreeStore();
2807                 UpdateAllWindows();
2808
2809                 TextureBrowser_ShowDirectory( GlobalTextureBrowser(), dirName );
2810                 TextureBrowser_queueDraw( GlobalTextureBrowser() );
2811         }
2812
2813         else{
2814                 ScopeDisableScreenUpdates disableScreenUpdates( "Processing...", "Loading Shaders" );
2815                 GlobalShaderSystem().refresh();
2816                 /* texturebrowser tree update on vfs restart */
2817                 TextureBrowser_constructTreeStore();
2818                 UpdateAllWindows();
2819         }
2820 }
2821
2822 void TextureBrowser_ToggleShowShaders(){
2823         GlobalTextureBrowser().m_showShaders ^= 1;
2824         GlobalTextureBrowser().m_showshaders_item.update();
2825
2826         GlobalTextureBrowser().m_heightChanged = true;
2827         GlobalTextureBrowser().m_originInvalid = true;
2828         g_activeShadersChangedCallbacks();
2829
2830         TextureBrowser_queueDraw( GlobalTextureBrowser() );
2831 }
2832
2833 void TextureBrowser_ToggleShowTextures(){
2834         GlobalTextureBrowser().m_showTextures ^= 1;
2835         GlobalTextureBrowser().m_showtextures_item.update();
2836
2837         GlobalTextureBrowser().m_heightChanged = true;
2838         GlobalTextureBrowser().m_originInvalid = true;
2839         g_activeShadersChangedCallbacks();
2840
2841         TextureBrowser_queueDraw( GlobalTextureBrowser() );
2842 }
2843
2844 void TextureBrowser_ToggleShowShaderListOnly(){
2845         g_TextureBrowser_shaderlistOnly ^= 1;
2846         GlobalTextureBrowser().m_showshaderlistonly_item.update();
2847
2848         TextureBrowser_constructTreeStore();
2849 }
2850
2851 void TextureBrowser_showAll(){
2852         g_TextureBrowser_currentDirectory = "";
2853         GlobalTextureBrowser().m_searchedTags = false;
2854 //      TextureBrowser_SetHideUnused( GlobalTextureBrowser(), false );
2855         TextureBrowser_ToggleHideUnused();
2856         //TextureBrowser_heightChanged( GlobalTextureBrowser() );
2857         TextureBrowser_updateTitle();
2858 }
2859
2860 void TextureBrowser_showUntagged(){
2861         TextureBrowser &textureBrowser = GlobalTextureBrowser();
2862         auto result = ui::alert( textureBrowser.m_parent, "WARNING! This function might need a lot of memory and time. Are you sure you want to use it?", "Show Untagged", ui::alert_type::YESNO, ui::alert_icon::Warning );
2863
2864         if ( result == ui::alert_response::YES ) {
2865                 textureBrowser.m_found_shaders.clear();
2866                 TagBuilder.GetUntagged( textureBrowser.m_found_shaders );
2867                 std::set<CopiedString>::iterator iter;
2868
2869                 ScopeDisableScreenUpdates disableScreenUpdates( "Searching untagged textures...", "Loading Textures" );
2870
2871                 for ( iter = textureBrowser.m_found_shaders.begin(); iter != textureBrowser.m_found_shaders.end(); iter++ )
2872                 {
2873                         std::string path = ( *iter ).c_str();
2874                         size_t pos = path.find_last_of( "/", path.size() );
2875                         std::string name = path.substr( pos + 1, path.size() );
2876                         path = path.substr( 0, pos + 1 );
2877                         TextureDirectory_loadTexture( path.c_str(), name.c_str() );
2878                         globalErrorStream() << path.c_str() << name.c_str() << "\n";
2879                 }
2880
2881                 g_TextureBrowser_currentDirectory = "Untagged";
2882                 TextureBrowser_queueDraw( GlobalTextureBrowser() );
2883                 TextureBrowser_heightChanged( textureBrowser );
2884                 TextureBrowser_updateTitle();
2885         }
2886 }
2887
2888 void TextureBrowser_FixedSize(){
2889         g_TextureBrowser_fixedSize ^= 1;
2890         GlobalTextureBrowser().m_fixedsize_item.update();
2891         TextureBrowser_activeShadersChanged( GlobalTextureBrowser() );
2892 }
2893
2894 void TextureBrowser_FilterMissing(){
2895         g_TextureBrowser_filterMissing ^= 1;
2896         GlobalTextureBrowser().m_filternotex_item.update();
2897         TextureBrowser_activeShadersChanged( GlobalTextureBrowser() );
2898         TextureBrowser_RefreshShaders();
2899 }
2900
2901 void TextureBrowser_FilterFallback(){
2902         g_TextureBrowser_filterFallback ^= 1;
2903         GlobalTextureBrowser().m_hidenotex_item.update();
2904         TextureBrowser_activeShadersChanged( GlobalTextureBrowser() );
2905         TextureBrowser_RefreshShaders();
2906 }
2907
2908 void TextureBrowser_EnableAlpha(){
2909         g_TextureBrowser_enableAlpha ^= 1;
2910         GlobalTextureBrowser().m_enablealpha_item.update();
2911         TextureBrowser_activeShadersChanged( GlobalTextureBrowser() );
2912 }
2913
2914 void TextureBrowser_exportTitle( const Callback<void(const char *)> & importer ){
2915         StringOutputStream buffer( 64 );
2916         buffer << "Textures: ";
2917         if ( !string_empty( g_TextureBrowser_currentDirectory.c_str() ) ) {
2918                 buffer << g_TextureBrowser_currentDirectory.c_str();
2919         }
2920         else
2921         {
2922                 buffer << "all";
2923         }
2924         importer( buffer.c_str() );
2925 }
2926
2927 struct TextureScale {
2928         static void Export(const TextureBrowser &self, const Callback<void(int)> &returnz) {
2929                 switch (self.m_textureScale) {
2930                         case 10:
2931                                 returnz(0);
2932                                 break;
2933                         case 25:
2934                                 returnz(1);
2935                                 break;
2936                         case 50:
2937                                 returnz(2);
2938                                 break;
2939                         case 100:
2940                                 returnz(3);
2941                                 break;
2942                         case 200:
2943                                 returnz(4);
2944                                 break;
2945                 }
2946         }
2947
2948         static void Import(TextureBrowser &self, int value) {
2949                 switch (value) {
2950                         case 0:
2951                                 TextureBrowser_setScale(self, 10);
2952                                 break;
2953                         case 1:
2954                                 TextureBrowser_setScale(self, 25);
2955                                 break;
2956                         case 2:
2957                                 TextureBrowser_setScale(self, 50);
2958                                 break;
2959                         case 3:
2960                                 TextureBrowser_setScale(self, 100);
2961                                 break;
2962                         case 4:
2963                                 TextureBrowser_setScale(self, 200);
2964                                 break;
2965                 }
2966         }
2967 };
2968
2969 struct UniformTextureSize {
2970         static void Export(const TextureBrowser &self, const Callback<void(int)> &returnz) {
2971                 returnz(GlobalTextureBrowser().m_uniformTextureSize);
2972         }
2973
2974         static void Import(TextureBrowser &self, int value) {
2975                 if (value > 16)
2976                         TextureBrowser_setUniformSize(self, value);
2977         }
2978 };
2979
2980 struct UniformTextureMinSize {
2981         static void Export(const TextureBrowser &self, const Callback<void(int)> &returnz) {
2982                 returnz(GlobalTextureBrowser().m_uniformTextureMinSize);
2983         }
2984
2985         static void Import(TextureBrowser &self, int value) {
2986                 if (value > 16)
2987                         TextureBrowser_setUniformSize(self, value);
2988         }
2989 };
2990
2991 void TextureBrowser_constructPreferences( PreferencesPage& page ){
2992         page.appendCheckBox(
2993                 "", "Texture scrollbar",
2994                 make_property<TextureBrowser_ShowScrollbar>(GlobalTextureBrowser())
2995                 );
2996         {
2997                 const char* texture_scale[] = { "10%", "25%", "50%", "100%", "200%" };
2998                 page.appendCombo(
2999                         "Texture Thumbnail Scale",
3000                         STRING_ARRAY_RANGE( texture_scale ),
3001                         make_property<TextureScale>(GlobalTextureBrowser())
3002                         );
3003         }
3004         page.appendSpinner( "Thumbnails Max Size", GlobalTextureBrowser().m_uniformTextureSize, GlobalTextureBrowser().m_uniformTextureSize, 16, 8192 );
3005         page.appendSpinner( "Thumbnails Min Size", GlobalTextureBrowser().m_uniformTextureMinSize, GlobalTextureBrowser().m_uniformTextureMinSize, 16, 8192 );
3006         page.appendEntry( "Mousewheel Increment", GlobalTextureBrowser().m_mouseWheelScrollIncrement );
3007         {
3008                 const char* startup_shaders[] = { "None", TextureBrowser_getCommonShadersName() };
3009                 page.appendCombo( "Load Shaders at Startup", reinterpret_cast<int&>( GlobalTextureBrowser().m_startupShaders ), STRING_ARRAY_RANGE( startup_shaders ) );
3010         }
3011 }
3012
3013 void TextureBrowser_constructPage( PreferenceGroup& group ){
3014         PreferencesPage page( group.createPage( "Texture Browser", "Texture Browser Preferences" ) );
3015         TextureBrowser_constructPreferences( page );
3016 }
3017
3018 void TextureBrowser_registerPreferencesPage(){
3019         PreferencesDialog_addSettingsPage( makeCallbackF(TextureBrowser_constructPage) );
3020 }
3021
3022
3023 #include "preferencesystem.h"
3024 #include "stringio.h"
3025
3026
3027 void TextureClipboard_textureSelected( const char* shader );
3028
3029 void TextureBrowser_Construct(){
3030         TextureBrowser &textureBrowser = GlobalTextureBrowser();
3031
3032         GlobalCommands_insert( "ShaderInfo", makeCallbackF(TextureBrowser_shaderInfo) );
3033         GlobalCommands_insert( "ShowUntagged", makeCallbackF(TextureBrowser_showUntagged) );
3034         GlobalCommands_insert( "AddTag", makeCallbackF(TextureBrowser_addTag) );
3035         GlobalCommands_insert( "RenameTag", makeCallbackF(TextureBrowser_renameTag) );
3036         GlobalCommands_insert( "DeleteTag", makeCallbackF(TextureBrowser_deleteTag) );
3037         GlobalCommands_insert( "CopyTag", makeCallbackF(TextureBrowser_copyTag) );
3038         GlobalCommands_insert( "PasteTag", makeCallbackF(TextureBrowser_pasteTag) );
3039         GlobalCommands_insert( "RefreshShaders", makeCallbackF(VFS_Refresh) );
3040         GlobalToggles_insert( "ShowInUse", makeCallbackF(TextureBrowser_ToggleHideUnused), ToggleItem::AddCallbackCaller( textureBrowser.m_hideunused_item ), Accelerator( 'U' ) );
3041         GlobalCommands_insert( "ShowAllTextures", makeCallbackF(TextureBrowser_showAll), Accelerator( 'A', (GdkModifierType)GDK_CONTROL_MASK ) );
3042         GlobalCommands_insert( "ToggleTextures", makeCallbackF(TextureBrowser_toggleShow), Accelerator( 'T' ) );
3043         GlobalToggles_insert( "ToggleShowShaders", makeCallbackF(TextureBrowser_ToggleShowShaders), ToggleItem::AddCallbackCaller( GlobalTextureBrowser().m_showshaders_item ) );
3044         GlobalToggles_insert( "ToggleShowTextures", makeCallbackF(TextureBrowser_ToggleShowTextures), ToggleItem::AddCallbackCaller( GlobalTextureBrowser().m_showtextures_item ) );
3045         GlobalToggles_insert( "ToggleShowShaderlistOnly", makeCallbackF(TextureBrowser_ToggleShowShaderListOnly),
3046  ToggleItem::AddCallbackCaller( GlobalTextureBrowser().m_showshaderlistonly_item ) );
3047         GlobalToggles_insert( "FixedSize", makeCallbackF(TextureBrowser_FixedSize), ToggleItem::AddCallbackCaller( GlobalTextureBrowser().m_fixedsize_item ) );
3048         GlobalToggles_insert( "FilterMissing", makeCallbackF(TextureBrowser_FilterMissing), ToggleItem::AddCallbackCaller( GlobalTextureBrowser().m_filternotex_item ) );
3049         GlobalToggles_insert( "FilterFallback", makeCallbackF(TextureBrowser_FilterFallback), ToggleItem::AddCallbackCaller( GlobalTextureBrowser().m_hidenotex_item ) );
3050         GlobalToggles_insert( "EnableAlpha", makeCallbackF(TextureBrowser_EnableAlpha), ToggleItem::AddCallbackCaller( GlobalTextureBrowser().m_enablealpha_item ) );
3051
3052         GlobalPreferenceSystem().registerPreference( "TextureScale", make_property_string<TextureScale>(textureBrowser) );
3053         GlobalPreferenceSystem().registerPreference( "UniformTextureSize", make_property_string<UniformTextureSize>(textureBrowser) );
3054         GlobalPreferenceSystem().registerPreference( "UniformTextureMinSize", make_property_string<UniformTextureMinSize>(textureBrowser) );
3055         GlobalPreferenceSystem().registerPreference( "TextureScrollbar", make_property_string<TextureBrowser_ShowScrollbar>(textureBrowser));
3056         GlobalPreferenceSystem().registerPreference( "ShowShaders", make_property_string( textureBrowser.m_showShaders ) );
3057         GlobalPreferenceSystem().registerPreference( "ShowTextures", make_property_string( GlobalTextureBrowser().m_showTextures ) );
3058         GlobalPreferenceSystem().registerPreference( "ShowShaderlistOnly", make_property_string( g_TextureBrowser_shaderlistOnly ) );
3059         GlobalPreferenceSystem().registerPreference( "FixedSize", make_property_string( g_TextureBrowser_fixedSize ) );
3060         GlobalPreferenceSystem().registerPreference( "FilterMissing", make_property_string( g_TextureBrowser_filterMissing ) );
3061         GlobalPreferenceSystem().registerPreference( "EnableAlpha", make_property_string( g_TextureBrowser_enableAlpha ) );
3062         GlobalPreferenceSystem().registerPreference( "LoadShaders", make_property_string( reinterpret_cast<int&>( textureBrowser.m_startupShaders ) ) );
3063         GlobalPreferenceSystem().registerPreference( "WheelMouseInc", make_property_string( textureBrowser.m_mouseWheelScrollIncrement ) );
3064         GlobalPreferenceSystem().registerPreference( "SI_Colors0", make_property_string( textureBrowser.color_textureback ) );
3065
3066         textureBrowser.shader = texdef_name_default();
3067
3068         Textures_setModeChangedNotify( ReferenceCaller<TextureBrowser, void(), TextureBrowser_queueDraw>( textureBrowser ) );
3069
3070         TextureBrowser_registerPreferencesPage();
3071
3072         GlobalShaderSystem().attach( g_ShadersObserver );
3073
3074         TextureBrowser_textureSelected = TextureClipboard_textureSelected;
3075 }
3076
3077 void TextureBrowser_Destroy(){
3078         GlobalShaderSystem().detach( g_ShadersObserver );
3079
3080         Textures_setModeChangedNotify( Callback<void()>() );
3081 }
3082
3083 ui::Widget TextureBrowser_getGLWidget(){
3084         return GlobalTextureBrowser().m_gl_widget;
3085 }
3086
3087 #if WORKAROUND_WINDOWS_GTK2_GLWIDGET
3088 ui::GLArea TextureBrowser_getGLWidget(){
3089         return GlobalTextureBrowser().m_gl_widget;
3090 }
3091 #endif // WORKAROUND_WINDOWS_GTK2_GLWIDGET