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 "debugging/debugging.h"
  31 #include "warnings.h"
  32
  33 #include "ifilesystem.h"
  34 #include "iundo.h"
  35 #include "igl.h"
  36 #include "iarchive.h"
  37 #include "moduleobserver.h"
  38
  39 #include <set>
  40 #include <string>
  41 #include <vector>
  42
  43 #include <gtk/gtk.h>
  44 #include <gtk/gtkrange.h>
  45 #include <gtk/gtkframe.h>
  46 #include <gtk/gtkhbox.h>
  47 #include <gtk/gtkvbox.h>
  48 #include <gtk/gtkvscrollbar.h>
  49
  50 #include "signal/signal.h"
  51 #include "math/vector.h"
  52 #include "texturelib.h"
  53 #include "string/string.h"
  54 #include "shaderlib.h"
  55 #include "os/file.h"
  56 #include "os/path.h"
  57 #include "stream/memstream.h"
  58 #include "stream/textfilestream.h"
  59 #include "stream/stringstream.h"
  60 #include "cmdlib.h"
  61 #include "texmanip.h"
  62 #include "textures.h"
  63 #include "convert.h"
  64
  65 #include "gtkutil/menu.h"
  66 #include "gtkutil/nonmodal.h"
  67 #include "gtkutil/cursor.h"
  68 #include "gtkutil/widget.h"
  69 #include "gtkutil/glwidget.h"
  70 #include "gtkutil/messagebox.h"
  71
  72 #include "error.h"
  73 #include "map.h"
  74 #include "qgl.h"
  75 #include "select.h"
  76 #include "brush_primit.h"
  77 #include "brushmanip.h"
  78 #include "patchmanip.h"
  79 #include "plugin.h"
  80 #include "qe3.h"
  81 #include "gtkdlgs.h"
  82 #include "gtkmisc.h"
  83 #include "mainframe.h"
  84 #include "findtexturedialog.h"
  85 #include "surfacedialog.h"
  86 #include "patchdialog.h"
  87 #include "groupdialog.h"
  88 #include "preferences.h"
  89 #include "shaders.h"
  90 #include "commands.h"
  91
  92 bool TextureBrowser_showWads(){
  93         return !string_empty( g_pGameDescription->getKeyValue( "show_wads" ) );
  94 }
  95
  96 void TextureBrowser_queueDraw( TextureBrowser& textureBrowser );
  97
  98 bool string_equal_start( const char* string, StringRange start ){
  99         return string_equal_n( string, start.first, start.last - start.first );
 100 }
 101
 102 typedef std::set<CopiedString> TextureGroups;
 103
 104 void TextureGroups_addWad( TextureGroups& groups, const char* archive ){
 105         if ( extension_equal( path_get_extension( archive ), "wad" ) ) {
 106 #if 1
 107                 groups.insert( archive );
 108 #else
 109                 CopiedString archiveBaseName( path_get_filename_start( archive ), path_get_filename_base_end( archive ) );
 110                 groups.insert( archiveBaseName );
 111 #endif
 112         }
 113 }
 114 typedef ReferenceCaller1<TextureGroups, const char*, TextureGroups_addWad> TextureGroupsAddWadCaller;
 115
 116 void TextureGroups_addShader( TextureGroups& groups, const char* shaderName ){
 117         const char* texture = path_make_relative( shaderName, "textures/" );
 118         if ( texture != shaderName ) {
 119                 const char* last = path_remove_directory( texture );
 120                 if ( !string_empty( last ) ) {
 121                         groups.insert( CopiedString( StringRange( texture, --last ) ) );
 122                 }
 123         }
 124 }
 125 typedef ReferenceCaller1<TextureGroups, const char*, TextureGroups_addShader> TextureGroupsAddShaderCaller;
 126
 127 void TextureGroups_addDirectory( TextureGroups& groups, const char* directory ){
 128         groups.insert( directory );
 129 }
 130 typedef ReferenceCaller1<TextureGroups, const char*, TextureGroups_addDirectory> TextureGroupsAddDirectoryCaller;
 131
 132 namespace
 133 {
 134 bool g_TextureBrowser_shaderlistOnly = false;
 135 bool g_TextureBrowser_fixedSize = true;
 136 bool g_TextureBrowser_filterNotex = false;
 137 bool g_TextureBrowser_enableAlpha = false;
 138 }
 139
 140 class DeferredAdjustment
 141 {
 142 gdouble m_value;
 143 guint m_handler;
 144 typedef void ( *ValueChangedFunction )( void* data, gdouble value );
 145 ValueChangedFunction m_function;
 146 void* m_data;
 147
 148 static gboolean deferred_value_changed( gpointer data ){
 149         reinterpret_cast<DeferredAdjustment*>( data )->m_function(
 150                 reinterpret_cast<DeferredAdjustment*>( data )->m_data,
 151                 reinterpret_cast<DeferredAdjustment*>( data )->m_value
 152                 );
 153         reinterpret_cast<DeferredAdjustment*>( data )->m_handler = 0;
 154         reinterpret_cast<DeferredAdjustment*>( data )->m_value = 0;
 155         return FALSE;
 156 }
 157 public:
 158 DeferredAdjustment( ValueChangedFunction function, void* data ) : m_value( 0 ), m_handler( 0 ), m_function( function ), m_data( data ){
 159 }
 160 void flush(){
 161         if ( m_handler != 0 ) {
 162                 g_source_remove( m_handler );
 163                 deferred_value_changed( this );
 164         }
 165 }
 166 void value_changed( gdouble value ){
 167         m_value = value;
 168         if ( m_handler == 0 ) {
 169                 m_handler = g_idle_add( deferred_value_changed, this );
 170         }
 171 }
 172 static void adjustment_value_changed( GtkAdjustment *adjustment, DeferredAdjustment* self ){
 173         self->value_changed( adjustment->value );
 174 }
 175 };
 176
 177
 178
 179 class TextureBrowser;
 180
 181 typedef ReferenceCaller<TextureBrowser, TextureBrowser_queueDraw> TextureBrowserQueueDrawCaller;
 182
 183 void TextureBrowser_scrollChanged( void* data, gdouble value );
 184
 185
 186 enum StartupShaders
 187 {
 188         STARTUPSHADERS_NONE = 0,
 189         STARTUPSHADERS_COMMON,
 190 };
 191
 192 void TextureBrowser_hideUnusedExport( const BoolImportCallback& importer );
 193 typedef FreeCaller1<const BoolImportCallback&, TextureBrowser_hideUnusedExport> TextureBrowserHideUnusedExport;
 194
 195 void TextureBrowser_showShadersExport( const BoolImportCallback& importer );
 196 typedef FreeCaller1<const BoolImportCallback&, TextureBrowser_showShadersExport> TextureBrowserShowShadersExport;
 197
 198 void TextureBrowser_showTexturesExport( const BoolImportCallback& importer );
 199 typedef FreeCaller1<const BoolImportCallback&, TextureBrowser_showTexturesExport> TextureBrowserShowTexturesExport;
 200
 201 void TextureBrowser_showShaderlistOnly( const BoolImportCallback& importer );
 202 typedef FreeCaller1<const BoolImportCallback&, TextureBrowser_showShaderlistOnly> TextureBrowserShowShaderlistOnlyExport;
 203
 204 void TextureBrowser_fixedSize( const BoolImportCallback& importer );
 205 typedef FreeCaller1<const BoolImportCallback&, TextureBrowser_fixedSize> TextureBrowserFixedSizeExport;
 206
 207 void TextureBrowser_filterNotex( const BoolImportCallback& importer );
 208 typedef FreeCaller1<const BoolImportCallback&, TextureBrowser_filterNotex> TextureBrowserFilterNotexExport;
 209
 210 void TextureBrowser_enableAlpha( const BoolImportCallback& importer );
 211 typedef FreeCaller1<const BoolImportCallback&, TextureBrowser_enableAlpha> TextureBrowserEnableAlphaExport;
 212
 213 class TextureBrowser
 214 {
 215 public:
 216 int width, height;
 217 int originy;
 218 int m_nTotalHeight;
 219
 220 CopiedString shader;
 221
 222 GtkWindow* m_parent;
 223 GtkWidget* m_gl_widget;
 224 GtkWidget* m_texture_scroll;
 225 GtkWidget* m_treeViewTree;
 226 GtkWidget* m_treeViewTags;
 227 GtkWidget* m_tag_frame;
 228 GtkListStore* m_assigned_store;
 229 GtkListStore* m_available_store;
 230 GtkWidget* m_assigned_tree;
 231 GtkWidget* m_available_tree;
 232 GtkWidget* m_scr_win_tree;
 233 GtkWidget* m_scr_win_tags;
 234 GtkWidget* m_tag_notebook;
 235 GtkWidget* m_search_button;
 236 GtkWidget* m_shader_info_item;
 237
 238 std::set<CopiedString> m_all_tags;
 239 GtkListStore* m_all_tags_list;
 240 std::vector<CopiedString> m_copied_tags;
 241 std::set<CopiedString> m_found_shaders;
 242
 243 ToggleItem m_hideunused_item;
 244 ToggleItem m_showshaders_item;
 245 ToggleItem m_showtextures_item;
 246 ToggleItem m_showshaderlistonly_item;
 247 ToggleItem m_fixedsize_item;
 248 ToggleItem m_filternotex_item;
 249 ToggleItem m_enablealpha_item;
 250
 251 guint m_sizeHandler;
 252 guint m_exposeHandler;
 253
 254 bool m_heightChanged;
 255 bool m_originInvalid;
 256
 257 DeferredAdjustment m_scrollAdjustment;
 258 FreezePointer m_freezePointer;
 259
 260 Vector3 color_textureback;
 261 // the increment step we use against the wheel mouse
 262 std::size_t m_mouseWheelScrollIncrement;
 263 std::size_t m_textureScale;
 264 // make the texture increments match the grid changes
 265 bool m_showShaders;
 266 bool m_showTextures;
 267 bool m_showTextureScrollbar;
 268 StartupShaders m_startupShaders;
 269 // if true, the texture window will only display in-use shaders
 270 // if false, all the shaders in memory are displayed
 271 bool m_hideUnused;
 272 bool m_rmbSelected;
 273 bool m_searchedTags;
 274 bool m_tags;
 275 bool m_move_started;
 276 // The uniform size (in pixels) that textures are resized to when m_resizeTextures is true.
 277 int m_uniformTextureSize;
 278 int m_uniformTextureMinSize;
 279
 280 bool m_hideNonShadersInCommon;
 281 // Return the display width of a texture in the texture browser
 282 void getTextureWH( qtexture_t* tex, int &W, int &H ){
 283                 // Don't use uniform size
 284                 W = (int)( tex->width * ( (float)m_textureScale / 100 ) );
 285                 H = (int)( tex->height * ( (float)m_textureScale / 100 ) );
 286                 if ( W < 1 ) W = 1;
 287                 if ( H < 1 ) H = 1;
 288
 289         if ( g_TextureBrowser_fixedSize ){
 290                 if      ( W >= H ) {
 291                         // Texture is square, or wider than it is tall
 292                         if ( W >= m_uniformTextureSize ){
 293                                 H = m_uniformTextureSize * H / W;
 294                                 W = m_uniformTextureSize;
 295                         }
 296                         else if ( W <= m_uniformTextureMinSize ){
 297                                 H = m_uniformTextureMinSize * H / W;
 298                                 W = m_uniformTextureMinSize;
 299                         }
 300                 }
 301                 else {
 302                         // Texture taller than it is wide
 303                         if ( H >= m_uniformTextureSize ){
 304                                 W = m_uniformTextureSize * W / H;
 305                                 H = m_uniformTextureSize;
 306                         }
 307                         else if ( H <= m_uniformTextureMinSize ){
 308                                 W = m_uniformTextureMinSize * W / H;
 309                                 H = m_uniformTextureMinSize;
 310                         }
 311                 }
 312         }
 313 }
 314
 315 TextureBrowser() :
 316         m_texture_scroll( 0 ),
 317         m_hideunused_item( TextureBrowserHideUnusedExport() ),
 318         m_showshaders_item( TextureBrowserShowShadersExport() ),
 319         m_showtextures_item( TextureBrowserShowTexturesExport() ),
 320         m_showshaderlistonly_item( TextureBrowserShowShaderlistOnlyExport() ),
 321         m_fixedsize_item( TextureBrowserFixedSizeExport() ),
 322         m_filternotex_item( TextureBrowserFilterNotexExport() ),
 323         m_enablealpha_item( TextureBrowserEnableAlphaExport() ),
 324         m_heightChanged( true ),
 325         m_originInvalid( true ),
 326         m_scrollAdjustment( TextureBrowser_scrollChanged, this ),
 327         color_textureback( 0.25f, 0.25f, 0.25f ),
 328         m_mouseWheelScrollIncrement( 64 ),
 329         m_textureScale( 50 ),
 330         m_showShaders( true ),
 331         m_showTextures( true ),
 332         m_showTextureScrollbar( true ),
 333         m_startupShaders( STARTUPSHADERS_NONE ),
 334         m_hideUnused( false ),
 335         m_rmbSelected( false ),
 336         m_searchedTags( false ),
 337         m_tags( false ),
 338         m_move_started( false ),
 339         m_uniformTextureSize( 160 ),
 340         m_uniformTextureMinSize( 48 ),
 341         m_hideNonShadersInCommon( true ){
 342 }
 343 };
 344
 345 void ( *TextureBrowser_textureSelected )( const char* shader );
 346
 347
 348 void TextureBrowser_updateScroll( TextureBrowser& textureBrowser );
 349
 350
 351 const char* TextureBrowser_getComonShadersName(){
 352         const char* value = g_pGameDescription->getKeyValue( "common_shaders_name" );
 353         if ( !string_empty( value ) ) {
 354                 return value;
 355         }
 356         return "Common";
 357 }
 358
 359 const char* TextureBrowser_getComonShadersDir(){
 360         const char* value = g_pGameDescription->getKeyValue( "common_shaders_dir" );
 361         if ( !string_empty( value ) ) {
 362                 return value;
 363         }
 364         return "common/";
 365 }
 366
 367 inline int TextureBrowser_fontHeight( TextureBrowser& textureBrowser ){
 368         return GlobalOpenGL().m_font->getPixelHeight();
 369 }
 370
 371 const char* TextureBrowser_GetSelectedShader( TextureBrowser& textureBrowser ){
 372         return textureBrowser.shader.c_str();
 373 }
 374
 375 void TextureBrowser_SetStatus( TextureBrowser& textureBrowser, const char* name ){
 376         IShader* shader = QERApp_Shader_ForName( name );
 377         qtexture_t* q = shader->getTexture();
 378         StringOutputStream strTex( 256 );
 379         strTex << name << " W: " << Unsigned( q->width ) << " H: " << Unsigned( q->height );
 380         shader->DecRef();
 381         g_pParentWnd->SetStatusText( g_pParentWnd->m_texture_status, strTex.c_str() );
 382 }
 383
 384 void TextureBrowser_Focus( TextureBrowser& textureBrowser, const char* name );
 385
 386 void TextureBrowser_SetSelectedShader( TextureBrowser& textureBrowser, const char* shader ){
 387         textureBrowser.shader = shader;
 388         TextureBrowser_SetStatus( textureBrowser, shader );
 389         TextureBrowser_Focus( textureBrowser, shader );
 390
 391         if ( FindTextureDialog_isOpen() ) {
 392                 FindTextureDialog_selectTexture( shader );
 393         }
 394
 395         // disable the menu item "shader info" if no shader was selected
 396         IShader* ishader = QERApp_Shader_ForName( shader );
 397         CopiedString filename = ishader->getShaderFileName();
 398
 399         if ( filename.empty() ) {
 400                 if ( textureBrowser.m_shader_info_item != NULL ) {
 401                         gtk_widget_set_sensitive( textureBrowser.m_shader_info_item, FALSE );
 402                 }
 403         }
 404         else {
 405                 gtk_widget_set_sensitive( textureBrowser.m_shader_info_item, TRUE );
 406         }
 407
 408         ishader->DecRef();
 409 }
 410
 411
 412 CopiedString g_TextureBrowser_currentDirectory;
 413
 414 /*
 415    ============================================================================
 416
 417    TEXTURE LAYOUT
 418
 419    TTimo: now based on a rundown through all the shaders
 420    NOTE: we expect the Active shaders count doesn't change during a Texture_StartPos .. Texture_NextPos cycle
 421    otherwise we may need to rely on a list instead of an array storage
 422    ============================================================================
 423  */
 424
 425 class TextureLayout
 426 {
 427 public:
 428 // texture layout functions
 429 // TTimo: now based on shaders
 430 int current_x, current_y, current_row;
 431 };
 432
 433 void Texture_StartPos( TextureLayout& layout ){
 434         layout.current_x = 8;
 435         layout.current_y = -8;
 436         layout.current_row = 0;
 437 }
 438
 439 void Texture_NextPos( TextureBrowser& textureBrowser, TextureLayout& layout, qtexture_t* current_texture, int *x, int *y ){
 440         qtexture_t* q = current_texture;
 441
 442         int nWidth, nHeight;
 443         textureBrowser.getTextureWH( q, nWidth, nHeight );
 444         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
 445                 layout.current_x = 8;
 446                 layout.current_y -= layout.current_row + TextureBrowser_fontHeight( textureBrowser ) + 4;//+4
 447                 layout.current_row = 0;
 448         }
 449
 450         *x = layout.current_x;
 451         *y = layout.current_y;
 452
 453         // Is our texture larger than the row? If so, grow the
 454         // row height to match it
 455
 456         if ( layout.current_row < nHeight ) {
 457                 layout.current_row = nHeight;
 458         }
 459
 460         // never go less than 96, or the names get all crunched up
 461         layout.current_x += nWidth < 96 ? 96 : nWidth;
 462         layout.current_x += 8;
 463 }
 464
 465 bool TextureSearch_IsShown( const char* name ){
 466         std::set<CopiedString>::iterator iter;
 467
 468         iter = GlobalTextureBrowser().m_found_shaders.find( name );
 469
 470         if ( iter == GlobalTextureBrowser().m_found_shaders.end() ) {
 471                 return false;
 472         }
 473         else {
 474                 return true;
 475         }
 476 }
 477
 478 CopiedString g_notex;
 479 CopiedString g_shadernotex;
 480
 481 // if texture_showinuse jump over non in-use textures
 482 bool Texture_IsShown( IShader* shader, bool show_shaders, bool show_textures, bool hideUnused, bool hideNonShadersInCommon ){
 483         // filter notex / shadernotex images
 484         if ( g_TextureBrowser_filterNotex && ( string_equal( g_notex.c_str(), shader->getTexture()->name ) || string_equal( g_shadernotex.c_str(), shader->getTexture()->name ) ) ) {
 485                 return false;
 486         }
 487
 488         if ( g_TextureBrowser_currentDirectory == "Untagged" ) {
 489                 std::set<CopiedString>::iterator iter;
 490
 491                 iter = GlobalTextureBrowser().m_found_shaders.find( shader->getName() );
 492
 493                 if ( iter == GlobalTextureBrowser().m_found_shaders.end() ) {
 494                         return false;
 495                 }
 496                 else {
 497                         return true;
 498                 }
 499         }
 500
 501         if ( !shader_equal_prefix( shader->getName(), "textures/" ) ) {
 502                 return false;
 503         }
 504
 505         if ( !show_shaders && !shader->IsDefault() ) {
 506                 return false;
 507         }
 508
 509         if ( !show_textures && shader->IsDefault() ) {
 510                 return false;
 511         }
 512
 513         if ( hideUnused && !shader->IsInUse() ) {
 514                 return false;
 515         }
 516
 517         if( hideNonShadersInCommon && shader->IsDefault() && !shader->IsInUse() //&& g_TextureBrowser_currentDirectory != ""
 518                 && shader_equal_prefix( shader_get_textureName( shader->getName() ), TextureBrowser_getComonShadersDir() ) ){
 519                 return false;
 520         }
 521
 522         if ( GlobalTextureBrowser().m_searchedTags ) {
 523                 if ( !TextureSearch_IsShown( shader->getName() ) ) {
 524                         return false;
 525                 }
 526                 else {
 527                         return true;
 528                 }
 529         }
 530         else {
 531                 if ( !shader_equal_prefix( shader_get_textureName( shader->getName() ), g_TextureBrowser_currentDirectory.c_str() ) ) {
 532                         return false;
 533                 }
 534         }
 535
 536         return true;
 537 }
 538
 539 void TextureBrowser_heightChanged( TextureBrowser& textureBrowser ){
 540         textureBrowser.m_heightChanged = true;
 541
 542         TextureBrowser_updateScroll( textureBrowser );
 543         TextureBrowser_queueDraw( textureBrowser );
 544 }
 545
 546 void TextureBrowser_evaluateHeight( TextureBrowser& textureBrowser ){
 547         if ( textureBrowser.m_heightChanged ) {
 548                 textureBrowser.m_heightChanged = false;
 549
 550                 textureBrowser.m_nTotalHeight = 0;
 551
 552                 TextureLayout layout;
 553                 Texture_StartPos( layout );
 554                 for ( QERApp_ActiveShaders_IteratorBegin(); !QERApp_ActiveShaders_IteratorAtEnd(); QERApp_ActiveShaders_IteratorIncrement() )
 555                 {
 556                         IShader* shader = QERApp_ActiveShaders_IteratorCurrent();
 557
 558                         if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_showTextures, textureBrowser.m_hideUnused, textureBrowser.m_hideNonShadersInCommon ) ) {
 559                                 continue;
 560                         }
 561
 562                         int x, y;
 563                         Texture_NextPos( textureBrowser, layout, shader->getTexture(), &x, &y );
 564                         int nWidth, nHeight;
 565                         textureBrowser.getTextureWH( shader->getTexture(), nWidth, nHeight );
 566                         textureBrowser.m_nTotalHeight = std::max( textureBrowser.m_nTotalHeight, abs( layout.current_y ) + TextureBrowser_fontHeight( textureBrowser ) + nHeight + 4 );
 567                 }
 568         }
 569 }
 570
 571 int TextureBrowser_TotalHeight( TextureBrowser& textureBrowser ){
 572         TextureBrowser_evaluateHeight( textureBrowser );
 573         return textureBrowser.m_nTotalHeight;
 574 }
 575
 576 inline const int& min_int( const int& left, const int& right ){
 577         return std::min( left, right );
 578 }
 579
 580 void TextureBrowser_clampOriginY( TextureBrowser& textureBrowser ){
 581         if ( textureBrowser.originy > 0 ) {
 582                 textureBrowser.originy = 0;
 583         }
 584         int lower = min_int( textureBrowser.height - TextureBrowser_TotalHeight( textureBrowser ), 0 );
 585         if ( textureBrowser.originy < lower ) {
 586                 textureBrowser.originy = lower;
 587         }
 588 }
 589
 590 int TextureBrowser_getOriginY( TextureBrowser& textureBrowser ){
 591         if ( textureBrowser.m_originInvalid ) {
 592                 textureBrowser.m_originInvalid = false;
 593                 TextureBrowser_clampOriginY( textureBrowser );
 594                 TextureBrowser_updateScroll( textureBrowser );
 595         }
 596         return textureBrowser.originy;
 597 }
 598
 599 void TextureBrowser_setOriginY( TextureBrowser& textureBrowser, int originy ){
 600         textureBrowser.originy = originy;
 601         TextureBrowser_clampOriginY( textureBrowser );
 602         TextureBrowser_updateScroll( textureBrowser );
 603         TextureBrowser_queueDraw( textureBrowser );
 604 }
 605
 606
 607 Signal0 g_activeShadersChangedCallbacks;
 608
 609 void TextureBrowser_addActiveShadersChangedCallback( const SignalHandler& handler ){
 610         g_activeShadersChangedCallbacks.connectLast( handler );
 611 }
 612
 613 void TextureBrowser_constructTreeStore();
 614
 615 class ShadersObserver : public ModuleObserver
 616 {
 617 Signal0 m_realiseCallbacks;
 618 public:
 619 void realise(){
 620         m_realiseCallbacks();
 621         /* texturebrowser tree update on vfs restart */
 622 //      TextureBrowser_constructTreeStore();
 623 }
 624 void unrealise(){
 625 }
 626 void insert( const SignalHandler& handler ){
 627         m_realiseCallbacks.connectLast( handler );
 628 }
 629 };
 630
 631 namespace
 632 {
 633 ShadersObserver g_ShadersObserver;
 634 }
 635
 636 void TextureBrowser_addShadersRealiseCallback( const SignalHandler& handler ){
 637         g_ShadersObserver.insert( handler );
 638 }
 639
 640 void TextureBrowser_activeShadersChanged( TextureBrowser& textureBrowser ){
 641         TextureBrowser_heightChanged( textureBrowser );
 642         textureBrowser.m_originInvalid = true;
 643
 644         g_activeShadersChangedCallbacks();
 645 }
 646
 647 void TextureBrowser_importShowScrollbar( TextureBrowser& textureBrowser, bool value ){
 648         textureBrowser.m_showTextureScrollbar = value;
 649         if ( textureBrowser.m_texture_scroll != 0 ) {
 650                 widget_set_visible( textureBrowser.m_texture_scroll, textureBrowser.m_showTextureScrollbar );
 651                 TextureBrowser_updateScroll( textureBrowser );
 652         }
 653 }
 654 typedef ReferenceCaller1<TextureBrowser, bool, TextureBrowser_importShowScrollbar> TextureBrowserImportShowScrollbarCaller;
 655
 656
 657 /*
 658    ==============
 659    TextureBrowser_ShowDirectory
 660    relies on texture_directory global for the directory to use
 661    1) Load the shaders for the given directory
 662    2) Scan the remaining texture, load them and assign them a default shader (the "noshader" shader)
 663    NOTE: when writing a texture plugin, or some texture extensions, this function may need to be overriden, and made
 664    available through the IShaders interface
 665    NOTE: for texture window layout:
 666    all shaders are stored with alphabetical order after load
 667    previously loaded and displayed stuff is hidden, only in-use and newly loaded is shown
 668    ( the GL textures are not flushed though)
 669    ==============
 670  */
 671
 672 bool endswith( const char *haystack, const char *needle ){
 673         size_t lh = strlen( haystack );
 674         size_t ln = strlen( needle );
 675         if ( lh < ln ) {
 676                 return false;
 677         }
 678         return !memcmp( haystack + ( lh - ln ), needle, ln );
 679 }
 680
 681 bool texture_name_ignore( const char* name ){
 682         StringOutputStream strTemp( string_length( name ) );
 683         strTemp << LowerCase( name );
 684
 685         return
 686                 endswith( strTemp.c_str(), ".specular" ) ||
 687                 endswith( strTemp.c_str(), ".glow" ) ||
 688                 endswith( strTemp.c_str(), ".bump" ) ||
 689                 endswith( strTemp.c_str(), ".diffuse" ) ||
 690                 endswith( strTemp.c_str(), ".blend" ) ||
 691                 endswith( strTemp.c_str(), ".alpha" ) ||
 692                 endswith( strTemp.c_str(), "_norm" ) ||
 693                 endswith( strTemp.c_str(), "_bump" ) ||
 694                 endswith( strTemp.c_str(), "_glow" ) ||
 695                 endswith( strTemp.c_str(), "_gloss" ) ||
 696                 endswith( strTemp.c_str(), "_pants" ) ||
 697                 endswith( strTemp.c_str(), "_shirt" ) ||
 698                 endswith( strTemp.c_str(), "_reflect" ) ||
 699                 endswith( strTemp.c_str(), "_alpha" ) ||
 700                 0;
 701 }
 702
 703 class LoadShaderVisitor : public Archive::Visitor
 704 {
 705 public:
 706 void visit( const char* name ){
 707         IShader* shader = QERApp_Shader_ForName( CopiedString( StringRange( name, path_get_filename_base_end( name ) ) ).c_str() );
 708         shader->DecRef();
 709 }
 710 };
 711
 712 void TextureBrowser_SetHideUnused( TextureBrowser& textureBrowser, bool hideUnused );
 713
 714 GtkWidget* g_page_textures;
 715
 716 void TextureBrowser_toggleShow(){
 717         GroupDialog_showPage( g_page_textures );
 718 }
 719
 720
 721 void TextureBrowser_updateTitle(){
 722         GroupDialog_updatePageTitle( g_page_textures );
 723 }
 724
 725
 726
 727 class TextureCategoryLoadShader
 728 {
 729 const char* m_directory;
 730 std::size_t& m_count;
 731 public:
 732 typedef const char* first_argument_type;
 733
 734 TextureCategoryLoadShader( const char* directory, std::size_t& count )
 735         : m_directory( directory ), m_count( count ){
 736         m_count = 0;
 737 }
 738 void operator()( const char* name ) const {
 739         if ( shader_equal_prefix( name, "textures/" )
 740                  && shader_equal_prefix( name + string_length( "textures/" ), m_directory ) ) {
 741                 ++m_count;
 742                 // request the shader, this will load the texture if needed
 743                 // this Shader_ForName call is a kind of hack
 744                 IShader *pFoo = QERApp_Shader_ForName( name );
 745                 pFoo->DecRef();
 746         }
 747 }
 748 };
 749
 750 void TextureDirectory_loadTexture( const char* directory, const char* texture ){
 751         StringOutputStream name( 256 );
 752         name << directory << StringRange( texture, path_get_filename_base_end( texture ) );
 753
 754         if ( texture_name_ignore( name.c_str() ) ) {
 755                 return;
 756         }
 757
 758         if ( !shader_valid( name.c_str() ) ) {
 759                 globalOutputStream() << "Skipping invalid texture name: [" << name.c_str() << "]\n";
 760                 return;
 761         }
 762
 763         // if a texture is already in use to represent a shader, ignore it
 764         IShader* shader = QERApp_Shader_ForName( name.c_str() );
 765         shader->DecRef();
 766 }
 767 typedef ConstPointerCaller1<char, const char*, TextureDirectory_loadTexture> TextureDirectoryLoadTextureCaller;
 768
 769 class LoadTexturesByTypeVisitor : public ImageModules::Visitor
 770 {
 771 const char* m_dirstring;
 772 public:
 773 LoadTexturesByTypeVisitor( const char* dirstring )
 774         : m_dirstring( dirstring ){
 775 }
 776 void visit( const char* minor, const _QERPlugImageTable& table ) const {
 777         GlobalFileSystem().forEachFile( m_dirstring, minor, TextureDirectoryLoadTextureCaller( m_dirstring ) );
 778 }
 779 };
 780
 781 void TextureBrowser_ShowDirectory( TextureBrowser& textureBrowser, const char* directory ){
 782         textureBrowser.m_searchedTags = false;
 783         if ( TextureBrowser_showWads() ) {
 784                 Archive* archive = GlobalFileSystem().getArchive( directory );
 785                 ASSERT_NOTNULL( archive );
 786                 LoadShaderVisitor visitor;
 787                 archive->forEachFile( Archive::VisitorFunc( visitor, Archive::eFiles, 0 ), "textures/" );
 788         }
 789         else
 790         {
 791                 g_TextureBrowser_currentDirectory = directory;
 792                 TextureBrowser_heightChanged( textureBrowser );
 793
 794                 std::size_t shaders_count;
 795                 GlobalShaderSystem().foreachShaderName( makeCallback1( TextureCategoryLoadShader( directory, shaders_count ) ) );
 796                 globalOutputStream() << "Showing " << Unsigned( shaders_count ) << " shaders.\n";
 797
 798                 if ( g_pGameDescription->mGameType != "doom3" ) {
 799                         // load remaining texture files
 800
 801                         StringOutputStream dirstring( 64 );
 802                         dirstring << "textures/" << directory;
 803
 804                         Radiant_getImageModules().foreachModule( LoadTexturesByTypeVisitor( dirstring.c_str() ) );
 805                 }
 806         }
 807
 808         // we'll display the newly loaded textures + all the ones already in use
 809         TextureBrowser_SetHideUnused( textureBrowser, false );
 810
 811         TextureBrowser_updateTitle();
 812 }
 813
 814 void TextureBrowser_ShowTagSearchResult( TextureBrowser& textureBrowser, const char* directory ){
 815         g_TextureBrowser_currentDirectory = directory;
 816         TextureBrowser_heightChanged( textureBrowser );
 817
 818         std::size_t shaders_count;
 819         GlobalShaderSystem().foreachShaderName( makeCallback1( TextureCategoryLoadShader( directory, shaders_count ) ) );
 820         globalOutputStream() << "Showing " << Unsigned( shaders_count ) << " shaders.\n";
 821
 822         if ( g_pGameDescription->mGameType != "doom3" ) {
 823                 // load remaining texture files
 824                 StringOutputStream dirstring( 64 );
 825                 dirstring << "textures/" << directory;
 826
 827                 {
 828                         LoadTexturesByTypeVisitor visitor( dirstring.c_str() );
 829                         Radiant_getImageModules().foreachModule( visitor );
 830                 }
 831         }
 832
 833         // we'll display the newly loaded textures + all the ones already in use
 834         TextureBrowser_SetHideUnused( textureBrowser, false );
 835 }
 836
 837
 838 bool TextureBrowser_hideUnused();
 839
 840 void TextureBrowser_hideUnusedExport( const BoolImportCallback& importer ){
 841         importer( TextureBrowser_hideUnused() );
 842 }
 843 typedef FreeCaller1<const BoolImportCallback&, TextureBrowser_hideUnusedExport> TextureBrowserHideUnusedExport;
 844
 845 void TextureBrowser_showShadersExport( const BoolImportCallback& importer ){
 846         importer( GlobalTextureBrowser().m_showShaders );
 847 }
 848 typedef FreeCaller1<const BoolImportCallback&, TextureBrowser_showShadersExport> TextureBrowserShowShadersExport;
 849
 850 void TextureBrowser_showTexturesExport( const BoolImportCallback& importer ){
 851         importer( GlobalTextureBrowser().m_showTextures );
 852 }
 853 typedef FreeCaller1<const BoolImportCallback&, TextureBrowser_showTexturesExport> TextureBrowserShowTexturesExport;
 854
 855 void TextureBrowser_showShaderlistOnly( const BoolImportCallback& importer ){
 856         importer( g_TextureBrowser_shaderlistOnly );
 857 }
 858 typedef FreeCaller1<const BoolImportCallback&, TextureBrowser_showShaderlistOnly> TextureBrowserShowShaderlistOnlyExport;
 859
 860 void TextureBrowser_fixedSize( const BoolImportCallback& importer ){
 861         importer( g_TextureBrowser_fixedSize );
 862 }
 863 typedef FreeCaller1<const BoolImportCallback&, TextureBrowser_fixedSize> TextureBrowser_FixedSizeExport;
 864
 865 void TextureBrowser_filterNotex( const BoolImportCallback& importer ){
 866         importer( g_TextureBrowser_filterNotex );
 867 }
 868 typedef FreeCaller1<const BoolImportCallback&, TextureBrowser_filterNotex> TextureBrowser_filterNotexExport;
 869
 870 void TextureBrowser_enableAlpha( const BoolImportCallback& importer ){
 871         importer( g_TextureBrowser_enableAlpha );
 872 }
 873 typedef FreeCaller1<const BoolImportCallback&, TextureBrowser_enableAlpha> TextureBrowser_enableAlphaExport;
 874
 875 void TextureBrowser_SetHideUnused( TextureBrowser& textureBrowser, bool hideUnused ){
 876         textureBrowser.m_hideUnused = hideUnused;
 877
 878         textureBrowser.m_hideunused_item.update();
 879
 880         TextureBrowser_heightChanged( textureBrowser );
 881         textureBrowser.m_originInvalid = true;
 882 }
 883
 884 void TextureBrowser_ShowStartupShaders( TextureBrowser& textureBrowser ){
 885         if ( textureBrowser.m_startupShaders == STARTUPSHADERS_COMMON ) {
 886                 TextureBrowser_ShowDirectory( textureBrowser, TextureBrowser_getComonShadersDir() );
 887         }
 888 }
 889
 890
 891 //++timo NOTE: this is a mix of Shader module stuff and texture explorer
 892 // it might need to be split in parts or moved out .. dunno
 893 // scroll origin so the specified texture is completely on screen
 894 // if current texture is not displayed, nothing is changed
 895 void TextureBrowser_Focus( TextureBrowser& textureBrowser, const char* name ){
 896         TextureLayout layout;
 897         // scroll origin so the texture is completely on screen
 898         Texture_StartPos( layout );
 899
 900         for ( QERApp_ActiveShaders_IteratorBegin(); !QERApp_ActiveShaders_IteratorAtEnd(); QERApp_ActiveShaders_IteratorIncrement() )
 901         {
 902                 IShader* shader = QERApp_ActiveShaders_IteratorCurrent();
 903
 904                 if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_showTextures, textureBrowser.m_hideUnused, textureBrowser.m_hideNonShadersInCommon ) ) {
 905                         continue;
 906                 }
 907
 908                 int x, y;
 909                 Texture_NextPos( textureBrowser, layout, shader->getTexture(), &x, &y );
 910                 qtexture_t* q = shader->getTexture();
 911                 if ( !q ) {
 912                         break;
 913                 }
 914
 915                 // we have found when texdef->name and the shader name match
 916                 // NOTE: as everywhere else for our comparisons, we are not case sensitive
 917                 if ( shader_equal( name, shader->getName() ) ) {
 918                         //int textureHeight = (int)( q->height * ( (float)textureBrowser.m_textureScale / 100 ) ) + 2 * TextureBrowser_fontHeight( textureBrowser );
 919                         int textureWidth, textureHeight;
 920                         textureBrowser.getTextureWH( q, textureWidth, textureHeight );
 921                         textureHeight += 2 * TextureBrowser_fontHeight( textureBrowser );
 922
 923
 924                         int originy = TextureBrowser_getOriginY( textureBrowser );
 925                         if ( y > originy ) {
 926                                 originy = y + 4;
 927                         }
 928
 929                         if ( y - textureHeight < originy - textureBrowser.height ) {
 930                                 originy = ( y - textureHeight ) + textureBrowser.height;
 931                         }
 932
 933                         TextureBrowser_setOriginY( textureBrowser, originy );
 934                         return;
 935                 }
 936         }
 937 }
 938
 939 IShader* Texture_At( TextureBrowser& textureBrowser, int mx, int my ){
 940         my += TextureBrowser_getOriginY( textureBrowser ) - textureBrowser.height;
 941
 942         TextureLayout layout;
 943         Texture_StartPos( layout );
 944         for ( QERApp_ActiveShaders_IteratorBegin(); !QERApp_ActiveShaders_IteratorAtEnd(); QERApp_ActiveShaders_IteratorIncrement() )
 945         {
 946                 IShader* shader = QERApp_ActiveShaders_IteratorCurrent();
 947
 948                 if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_showTextures, textureBrowser.m_hideUnused, textureBrowser.m_hideNonShadersInCommon ) ) {
 949                         continue;
 950                 }
 951
 952                 int x, y;
 953                 Texture_NextPos( textureBrowser, layout, shader->getTexture(), &x, &y );
 954                 qtexture_t  *q = shader->getTexture();
 955                 if ( !q ) {
 956                         break;
 957                 }
 958
 959                 int nWidth, nHeight;
 960                 textureBrowser.getTextureWH( q, nWidth, nHeight );
 961                 if ( mx > x && mx - x < nWidth
 962                          && my < y && y - my < nHeight + TextureBrowser_fontHeight( textureBrowser ) ) {
 963                         return shader;
 964                 }
 965         }
 966
 967         return 0;
 968 }
 969
 970 /*
 971    ==============
 972    SelectTexture
 973
 974    By mouse click
 975    ==============
 976  */
 977 void SelectTexture( TextureBrowser& textureBrowser, int mx, int my, guint32 flags ){
 978         if ( ( flags & GDK_SHIFT_MASK ) == 0 ) {
 979                 IShader* shader = Texture_At( textureBrowser, mx, my );
 980                 if ( shader != 0 ) {
 981                         TextureBrowser_SetSelectedShader( textureBrowser, shader->getName() );
 982                         TextureBrowser_textureSelected( shader->getName() );
 983
 984                         if ( !FindTextureDialog_isOpen() && !textureBrowser.m_rmbSelected ) {
 985                                 UndoableCommand undo( "textureNameSetSelected" );
 986                                 Select_SetShader( shader->getName() );
 987                         }
 988                 }
 989         }
 990 }
 991
 992 /*
 993    ============================================================================
 994
 995    MOUSE ACTIONS
 996
 997    ============================================================================
 998  */
 999
1000 void TextureBrowser_trackingDelta( int x, int y, unsigned int state, void* data ){
1001         TextureBrowser& textureBrowser = *reinterpret_cast<TextureBrowser*>( data );
1002         if ( y != 0 ) {
1003                 int scale = 1;
1004
1005                 if ( state & GDK_SHIFT_MASK ) {
1006                         scale = 4;
1007                 }
1008
1009                 int originy = TextureBrowser_getOriginY( textureBrowser );
1010                 originy += y * scale;
1011                 TextureBrowser_setOriginY( textureBrowser, originy );
1012         }
1013 }
1014
1015 void TextureBrowser_Tracking_MouseUp( TextureBrowser& textureBrowser ){
1016         textureBrowser.m_move_started = false;
1017         textureBrowser.m_freezePointer.unfreeze_pointer( textureBrowser.m_parent, false );
1018 }
1019
1020 void TextureBrowser_Tracking_MouseDown( TextureBrowser& textureBrowser ){
1021         if( textureBrowser.m_move_started ){
1022                 TextureBrowser_Tracking_MouseUp( textureBrowser );
1023         }
1024         textureBrowser.m_move_started = true;
1025         textureBrowser.m_freezePointer.freeze_pointer( textureBrowser.m_parent, textureBrowser.m_gl_widget, TextureBrowser_trackingDelta, &textureBrowser );
1026 }
1027
1028 void TextureBrowser_Selection_MouseDown( TextureBrowser& textureBrowser, guint32 flags, int pointx, int pointy ){
1029         SelectTexture( textureBrowser, pointx, textureBrowser.height - 1 - pointy, flags );
1030 }
1031
1032 void TextureBrowser_Selection_MouseUp( TextureBrowser& textureBrowser, guint32 flags, int pointx, int pointy ){
1033         if ( ( flags & GDK_SHIFT_MASK ) != 0 ) {
1034                 IShader* shader = Texture_At( textureBrowser, pointx, textureBrowser.height - 1 - pointy );
1035                 if ( shader != 0 ) {
1036                         if ( shader->IsDefault() ) {
1037                                 globalOutputStream() << "ERROR: " << shader->getName() << " is not a shader, it's a texture.\n";
1038                         }
1039                         else{
1040                                 ViewShader( shader->getShaderFileName(), shader->getName(), ( flags & GDK_CONTROL_MASK ) != 0 );
1041                         }
1042                 }
1043         }
1044 }
1045
1046 /*
1047    ============================================================================
1048
1049    DRAWING
1050
1051    ============================================================================
1052  */
1053
1054 /*
1055    ============
1056    Texture_Draw
1057    TTimo: relying on the shaders list to display the textures
1058    we must query all qtexture_t* to manage and display through the IShaders interface
1059    this allows a plugin to completely override the texture system
1060    ============
1061  */
1062 void Texture_Draw( TextureBrowser& textureBrowser ){
1063         int originy = TextureBrowser_getOriginY( textureBrowser );
1064
1065         glClearColor( textureBrowser.color_textureback[0],
1066                                   textureBrowser.color_textureback[1],
1067                                   textureBrowser.color_textureback[2],
1068                                   0 );
1069         glViewport( 0, 0, textureBrowser.width, textureBrowser.height );
1070         glMatrixMode( GL_PROJECTION );
1071         glLoadIdentity();
1072
1073         glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
1074         glDisable( GL_DEPTH_TEST );
1075         //glDisable( GL_BLEND );
1076         if ( g_TextureBrowser_enableAlpha ) {
1077                 glEnable( GL_BLEND );
1078                 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1079         }
1080         else {
1081                 glDisable( GL_BLEND );
1082         }
1083
1084         glOrtho( 0, textureBrowser.width, originy - textureBrowser.height, originy, -100, 100 );
1085         glEnable( GL_TEXTURE_2D );
1086
1087         glPolygonMode( GL_FRONT_AND_BACK, GL_FILL );
1088
1089         int last_y = 0, last_height = 0;
1090
1091         TextureLayout layout;
1092         Texture_StartPos( layout );
1093         for ( QERApp_ActiveShaders_IteratorBegin(); !QERApp_ActiveShaders_IteratorAtEnd(); QERApp_ActiveShaders_IteratorIncrement() )
1094         {
1095                 IShader* shader = QERApp_ActiveShaders_IteratorCurrent();
1096
1097                 if ( !Texture_IsShown( shader, textureBrowser.m_showShaders, textureBrowser.m_showTextures, textureBrowser.m_hideUnused, textureBrowser.m_hideNonShadersInCommon ) ) {
1098                         continue;
1099                 }
1100
1101                 int x, y;
1102                 Texture_NextPos( textureBrowser, layout, shader->getTexture(), &x, &y );
1103                 qtexture_t *q = shader->getTexture();
1104                 if ( !q ) {
1105                         break;
1106                 }
1107
1108                 int nWidth, nHeight;
1109                 textureBrowser.getTextureWH( q, nWidth, nHeight );
1110
1111                 if ( y != last_y ) {
1112                         last_y = y;
1113                         last_height = 0;
1114                 }
1115                 last_height = std::max( nHeight, last_height );
1116
1117                 // Is this texture visible?
1118                 if ( ( y - nHeight - TextureBrowser_fontHeight( textureBrowser ) < originy )
1119                          && ( y > originy - textureBrowser.height ) ) {
1120                         // borders rules:
1121                         // if it's the current texture, draw a thick red line, else:
1122                         // shaders have a white border, simple textures don't
1123                         // if !texture_showinuse: (some textures displayed may not be in use)
1124                         // draw an additional square around with 0.5 1 0.5 color
1125                         glLineWidth( 1 );
1126                         const float xf = (float)x;
1127                         const float yf = (float)( y - TextureBrowser_fontHeight( textureBrowser ) );
1128                         float xfMax = xf + 1.5 + nWidth;
1129                         float xfMin = xf - 1.5;
1130                         float yfMax = yf + 1.5;
1131                         float yfMin = yf - nHeight - 1.5;
1132
1133                         //selected texture
1134                         if ( shader_equal( TextureBrowser_GetSelectedShader( textureBrowser ), shader->getName() ) ) {
1135                                 glLineWidth( 2 );
1136                                 if ( textureBrowser.m_rmbSelected ) {
1137                                         glColor3f( 0,0,1 );
1138                                 }
1139                                 else {
1140                                         glColor3f( 1,0,0 );
1141                                 }
1142                                 xfMax += .5;
1143                                 xfMin -= .5;
1144                                 yfMax += .5;
1145                                 yfMin -= .5;
1146                                 glDisable( GL_TEXTURE_2D );
1147                                 glBegin( GL_LINE_LOOP );
1148                                 glVertex2f( xfMin ,yfMax );
1149                                 glVertex2f( xfMin ,yfMin );
1150                                 glVertex2f( xfMax ,yfMin );
1151                                 glVertex2f( xfMax ,yfMax );
1152                                 glEnd();
1153                                 glEnable( GL_TEXTURE_2D );
1154                         }
1155                         // highlight in-use textures
1156                         else if ( !textureBrowser.m_hideUnused && shader->IsInUse() ) {
1157                                 glColor3f( 0.5,1,0.5 );
1158                                 glDisable( GL_TEXTURE_2D );
1159                                 glBegin( GL_LINE_LOOP );
1160                                 glVertex2f( xfMin ,yfMax );
1161                                 glVertex2f( xfMin ,yfMin );
1162                                 glVertex2f( xfMax ,yfMin );
1163                                 glVertex2f( xfMax ,yfMax );
1164                                 glEnd();
1165                                 glEnable( GL_TEXTURE_2D );
1166                         }
1167                         // shader white border:
1168                         else if ( !shader->IsDefault() ) {
1169                                 glColor3f( 1, 1, 1 );
1170                                 glDisable( GL_TEXTURE_2D );
1171                                 glBegin( GL_LINE_LOOP );
1172                                 glVertex2f( xfMin ,yfMax );
1173                                 glVertex2f( xfMin ,yfMin );
1174                                 glVertex2f( xfMax ,yfMin );
1175                                 glVertex2f( xfMax ,yfMax );
1176                                 glEnd();
1177                                 glEnable( GL_TEXTURE_2D );
1178                         }
1179
1180                         // shader stipple:
1181                         if ( !shader->IsDefault() ) {
1182                                 glEnable( GL_LINE_STIPPLE );
1183                                 glLineStipple( 1, 0xF000 );
1184                                 glDisable( GL_TEXTURE_2D );
1185                                 glBegin( GL_LINE_LOOP );
1186                                 glColor3f( 0, 0, 0 );
1187                                 glVertex2f( xfMin ,yfMax );
1188                                 glVertex2f( xfMin ,yfMin );
1189                                 glVertex2f( xfMax ,yfMin );
1190                                 glVertex2f( xfMax ,yfMax );
1191                                 glEnd();
1192                                 glDisable( GL_LINE_STIPPLE );
1193                                 glEnable( GL_TEXTURE_2D );
1194                         }
1195
1196                         // draw checkerboard for transparent textures
1197                         if ( g_TextureBrowser_enableAlpha )
1198                         {
1199                                 glDisable( GL_TEXTURE_2D );
1200                                 glBegin( GL_QUADS );
1201                                 int font_height = TextureBrowser_fontHeight( textureBrowser );
1202                                 for ( int i = 0; i < nHeight; i += 8 )
1203                                         for ( int j = 0; j < nWidth; j += 8 )
1204                                         {
1205                                                 unsigned char color = (i + j) / 8 % 2 ? 0x66 : 0x99;
1206                                                 glColor3ub( color, color, color );
1207                                                 int left = j;
1208                                                 int right = std::min(j+8, nWidth);
1209                                                 int top = i;
1210                                                 int bottom = std::min(i+8, nHeight);
1211                                                 glVertex2i(x + right, y - nHeight - font_height + top);
1212                                                 glVertex2i(x + left,  y - nHeight - font_height + top);
1213                                                 glVertex2i(x + left,  y - nHeight - font_height + bottom);
1214                                                 glVertex2i(x + right, y - nHeight - font_height + bottom);
1215                                         }
1216                                 glEnd();
1217                                 glEnable( GL_TEXTURE_2D );
1218                         }
1219
1220                         // Draw the texture
1221                         glBindTexture( GL_TEXTURE_2D, q->texture_number );
1222                         GlobalOpenGL_debugAssertNoErrors();
1223                         glColor3f( 1,1,1 );
1224                         glBegin( GL_QUADS );
1225                         glTexCoord2i( 0,0 );
1226                         glVertex2i( x,y - TextureBrowser_fontHeight( textureBrowser ) );
1227                         glTexCoord2i( 1,0 );
1228                         glVertex2i( x + nWidth,y - TextureBrowser_fontHeight( textureBrowser ) );
1229                         glTexCoord2i( 1,1 );
1230                         glVertex2i( x + nWidth,y - TextureBrowser_fontHeight( textureBrowser ) - nHeight );
1231                         glTexCoord2i( 0,1 );
1232                         glVertex2i( x,y - TextureBrowser_fontHeight( textureBrowser ) - nHeight );
1233                         glEnd();
1234
1235                         // draw the texture name
1236                         glDisable( GL_TEXTURE_2D );
1237                         glColor3f( 1,1,1 );
1238
1239                         glRasterPos2i( x, y - TextureBrowser_fontHeight( textureBrowser ) + 2 );//+5
1240
1241                         // don't draw the directory name
1242                         const char* name = shader->getName();
1243                         name += strlen( name );
1244                         while ( name != shader->getName() && *( name - 1 ) != '/' && *( name - 1 ) != '\\' )
1245                                 name--;
1246
1247                         GlobalOpenGL().drawString( name );
1248                         glEnable( GL_TEXTURE_2D );
1249                 }
1250
1251                 //int totalHeight = abs(y) + last_height + TextureBrowser_fontHeight(textureBrowser) + 4;
1252         }
1253
1254
1255         // reset the current texture
1256         glBindTexture( GL_TEXTURE_2D, 0 );
1257         //qglFinish();
1258 }
1259
1260 void TextureBrowser_queueDraw( TextureBrowser& textureBrowser ){
1261         if ( textureBrowser.m_gl_widget != 0 ) {
1262                 gtk_widget_queue_draw( textureBrowser.m_gl_widget );
1263         }
1264 }
1265
1266
1267 void TextureBrowser_setScale( TextureBrowser& textureBrowser, std::size_t scale ){
1268         textureBrowser.m_textureScale = scale;
1269
1270         textureBrowser.m_heightChanged = true;
1271         textureBrowser.m_originInvalid = true;
1272         g_activeShadersChangedCallbacks();
1273
1274         TextureBrowser_queueDraw( textureBrowser );
1275 }
1276
1277 void TextureBrowser_setUniformSize( TextureBrowser& textureBrowser, std::size_t scale ){
1278         textureBrowser.m_uniformTextureSize = scale;
1279
1280         textureBrowser.m_heightChanged = true;
1281         textureBrowser.m_originInvalid = true;
1282         g_activeShadersChangedCallbacks();
1283
1284         TextureBrowser_queueDraw( textureBrowser );
1285 }
1286
1287 void TextureBrowser_setUniformMinSize( TextureBrowser& textureBrowser, std::size_t scale ){
1288         textureBrowser.m_uniformTextureMinSize = scale;
1289
1290         textureBrowser.m_heightChanged = true;
1291         textureBrowser.m_originInvalid = true;
1292         g_activeShadersChangedCallbacks();
1293
1294         TextureBrowser_queueDraw( textureBrowser );
1295 }
1296
1297 void TextureBrowser_MouseWheel( TextureBrowser& textureBrowser, bool bUp ){
1298         int originy = TextureBrowser_getOriginY( textureBrowser );
1299
1300         if ( bUp ) {
1301                 originy += int(textureBrowser.m_mouseWheelScrollIncrement);
1302         }
1303         else
1304         {
1305                 originy -= int(textureBrowser.m_mouseWheelScrollIncrement);
1306         }
1307
1308         TextureBrowser_setOriginY( textureBrowser, originy );
1309 }
1310
1311 XmlTagBuilder TagBuilder;
1312
1313 enum
1314 {
1315         TAG_COLUMN,
1316         N_COLUMNS
1317 };
1318
1319 void BuildStoreAssignedTags( GtkListStore* store, const char* shader, TextureBrowser* textureBrowser ){
1320         GtkTreeIter iter;
1321
1322         gtk_list_store_clear( store );
1323
1324         std::vector<CopiedString> assigned_tags;
1325         TagBuilder.GetShaderTags( shader, assigned_tags );
1326
1327         for ( size_t i = 0; i < assigned_tags.size(); i++ )
1328         {
1329                 gtk_list_store_append( store, &iter );
1330                 gtk_list_store_set( store, &iter, TAG_COLUMN, assigned_tags[i].c_str(), -1 );
1331         }
1332 }
1333
1334 void BuildStoreAvailableTags(   GtkListStore* storeAvailable,
1335                                                                 GtkListStore* storeAssigned,
1336                                                                 const std::set<CopiedString>& allTags,
1337                                                                 TextureBrowser* textureBrowser ){
1338         GtkTreeIter iterAssigned;
1339         GtkTreeIter iterAvailable;
1340         std::set<CopiedString>::const_iterator iterAll;
1341         gchar* tag_assigned;
1342
1343         gtk_list_store_clear( storeAvailable );
1344
1345         bool row = gtk_tree_model_get_iter_first( GTK_TREE_MODEL( storeAssigned ), &iterAssigned ) != 0;
1346
1347         if ( !row ) { // does the shader have tags assigned?
1348                 for ( iterAll = allTags.begin(); iterAll != allTags.end(); ++iterAll )
1349                 {
1350                         gtk_list_store_append( storeAvailable, &iterAvailable );
1351                         gtk_list_store_set( storeAvailable, &iterAvailable, TAG_COLUMN, ( *iterAll ).c_str(), -1 );
1352                 }
1353         }
1354         else
1355         {
1356                 while ( row ) // available tags = all tags - assigned tags
1357                 {
1358                         gtk_tree_model_get( GTK_TREE_MODEL( storeAssigned ), &iterAssigned, TAG_COLUMN, &tag_assigned, -1 );
1359
1360                         for ( iterAll = allTags.begin(); iterAll != allTags.end(); ++iterAll )
1361                         {
1362                                 if ( strcmp( (char*)tag_assigned, ( *iterAll ).c_str() ) != 0 ) {
1363                                         gtk_list_store_append( storeAvailable, &iterAvailable );
1364                                         gtk_list_store_set( storeAvailable, &iterAvailable, TAG_COLUMN, ( *iterAll ).c_str(), -1 );
1365                                 }
1366                                 else
1367                                 {
1368                                         row = gtk_tree_model_iter_next( GTK_TREE_MODEL( storeAssigned ), &iterAssigned ) != 0;
1369
1370                                         if ( row ) {
1371                                                 gtk_tree_model_get( GTK_TREE_MODEL( storeAssigned ), &iterAssigned, TAG_COLUMN, &tag_assigned, -1 );
1372                                         }
1373                                 }
1374                         }
1375                 }
1376         }
1377 }
1378
1379 gboolean TextureBrowser_button_press( GtkWidget* widget, GdkEventButton* event, TextureBrowser* textureBrowser ){
1380         if ( event->type == GDK_BUTTON_PRESS ) {
1381                 gtk_widget_grab_focus( widget );
1382                 if ( event->button == 3 ) {
1383                         if ( GlobalTextureBrowser().m_tags ) {
1384                                 textureBrowser->m_rmbSelected = true;
1385                                 TextureBrowser_Selection_MouseDown( *textureBrowser, event->state, static_cast<int>( event->x ), static_cast<int>( event->y ) );
1386
1387                                 BuildStoreAssignedTags( textureBrowser->m_assigned_store, textureBrowser->shader.c_str(), textureBrowser );
1388                                 BuildStoreAvailableTags( textureBrowser->m_available_store, textureBrowser->m_assigned_store, textureBrowser->m_all_tags, textureBrowser );
1389                                 textureBrowser->m_heightChanged = true;
1390                                 gtk_widget_show( textureBrowser->m_tag_frame );
1391
1392                                 process_gui();
1393
1394                                 TextureBrowser_Focus( *textureBrowser, textureBrowser->shader.c_str() );
1395                         }
1396                         else
1397                         {
1398                                 TextureBrowser_Tracking_MouseDown( *textureBrowser );
1399                         }
1400                 }
1401                 else if ( event->button == 1 ) {
1402                         TextureBrowser_Selection_MouseDown( *textureBrowser, event->state, static_cast<int>( event->x ), static_cast<int>( event->y ) );
1403
1404                         if ( GlobalTextureBrowser().m_tags ) {
1405                                 textureBrowser->m_rmbSelected = false;
1406                                 gtk_widget_hide( textureBrowser->m_tag_frame );
1407                         }
1408                 }
1409         }
1410         else if ( event->type == GDK_2BUTTON_PRESS && event->button == 1 ) {
1411                 CopiedString texName = textureBrowser->shader;
1412                 //const char* sh = texName.c_str();
1413                 char* sh = const_cast<char*>( texName.c_str() );
1414                 char* dir = strrchr( sh, '/' );
1415                 if( dir != NULL ){
1416                         *(dir + 1) = '\0';
1417                         dir = strchr( sh, '/' );
1418                         if( dir != NULL ){
1419                                 dir++;
1420                                 if( *dir != '\0'){
1421                                         ScopeDisableScreenUpdates disableScreenUpdates( dir, "Loading Textures" );
1422                                         TextureBrowser_ShowDirectory( *textureBrowser, dir );
1423                                         TextureBrowser_Focus( *textureBrowser, textureBrowser->shader.c_str() );
1424                                         TextureBrowser_queueDraw( *textureBrowser );
1425                                 }
1426                         }
1427                 }
1428         }
1429         else if ( event->type == GDK_2BUTTON_PRESS && event->button == 3 ) {
1430                 ScopeDisableScreenUpdates disableScreenUpdates( TextureBrowser_getComonShadersDir(), "Loading Textures" );
1431                 TextureBrowser_ShowDirectory( *textureBrowser, TextureBrowser_getComonShadersDir() );
1432                 TextureBrowser_queueDraw( *textureBrowser );
1433         }
1434         return FALSE;
1435 }
1436
1437 gboolean TextureBrowser_button_release( GtkWidget* widget, GdkEventButton* event, TextureBrowser* textureBrowser ){
1438         if ( event->type == GDK_BUTTON_RELEASE ) {
1439                 if ( event->button == 3 ) {
1440                         if ( !GlobalTextureBrowser().m_tags ) {
1441                                 TextureBrowser_Tracking_MouseUp( *textureBrowser );
1442                         }
1443                 }
1444                 if ( event->button == 1 ) {
1445                         TextureBrowser_Selection_MouseUp( *textureBrowser, event->state, static_cast<int>( event->x ), static_cast<int>( event->y ) );
1446                 }
1447         }
1448         return FALSE;
1449 }
1450
1451 gboolean TextureBrowser_motion( GtkWidget *widget, GdkEventMotion *event, TextureBrowser* textureBrowser ){
1452         return FALSE;
1453 }
1454
1455 gboolean TextureBrowser_scroll( GtkWidget* widget, GdkEventScroll* event, TextureBrowser* textureBrowser ){
1456         gtk_widget_grab_focus( widget );
1457         if( !gtk_window_is_active( textureBrowser->m_parent ) )
1458                 gtk_window_present( textureBrowser->m_parent );
1459
1460         if ( event->direction == GDK_SCROLL_UP ) {
1461                 TextureBrowser_MouseWheel( *textureBrowser, true );
1462         }
1463         else if ( event->direction == GDK_SCROLL_DOWN ) {
1464                 TextureBrowser_MouseWheel( *textureBrowser, false );
1465         }
1466         return FALSE;
1467 }
1468
1469 void TextureBrowser_scrollChanged( void* data, gdouble value ){
1470         //globalOutputStream() << "vertical scroll\n";
1471         TextureBrowser_setOriginY( *reinterpret_cast<TextureBrowser*>( data ), -(int)value );
1472 }
1473
1474 static void TextureBrowser_verticalScroll( GtkAdjustment *adjustment, TextureBrowser* textureBrowser ){
1475         textureBrowser->m_scrollAdjustment.value_changed( adjustment->value );
1476 }
1477
1478 void TextureBrowser_updateScroll( TextureBrowser& textureBrowser ){
1479         if ( textureBrowser.m_showTextureScrollbar ) {
1480                 int totalHeight = TextureBrowser_TotalHeight( textureBrowser );
1481
1482                 totalHeight = std::max( totalHeight, textureBrowser.height );
1483
1484                 GtkAdjustment *vadjustment = gtk_range_get_adjustment( GTK_RANGE( textureBrowser.m_texture_scroll ) );
1485
1486                 vadjustment->value = -TextureBrowser_getOriginY( textureBrowser );
1487                 vadjustment->page_size = textureBrowser.height;
1488                 vadjustment->page_increment = textureBrowser.height / 2;
1489                 vadjustment->step_increment = 20;
1490                 vadjustment->lower = 0;
1491                 vadjustment->upper = totalHeight;
1492
1493                 g_signal_emit_by_name( G_OBJECT( vadjustment ), "changed" );
1494         }
1495 }
1496
1497 gboolean TextureBrowser_size_allocate( GtkWidget* widget, GtkAllocation* allocation, TextureBrowser* textureBrowser ){
1498         textureBrowser->width = allocation->width;
1499         textureBrowser->height = allocation->height;
1500         TextureBrowser_heightChanged( *textureBrowser );
1501         textureBrowser->m_originInvalid = true;
1502         TextureBrowser_queueDraw( *textureBrowser );
1503         return FALSE;
1504 }
1505
1506 gboolean TextureBrowser_expose( GtkWidget* widget, GdkEventExpose* event, TextureBrowser* textureBrowser ){
1507         if ( glwidget_make_current( textureBrowser->m_gl_widget ) != FALSE ) {
1508                 GlobalOpenGL_debugAssertNoErrors();
1509                 TextureBrowser_evaluateHeight( *textureBrowser );
1510                 Texture_Draw( *textureBrowser );
1511                 GlobalOpenGL_debugAssertNoErrors();
1512                 glwidget_swap_buffers( textureBrowser->m_gl_widget );
1513         }
1514         return FALSE;
1515 }
1516
1517
1518 TextureBrowser g_TextureBrowser;
1519
1520 TextureBrowser& GlobalTextureBrowser(){
1521         return g_TextureBrowser;
1522 }
1523
1524 bool TextureBrowser_hideUnused(){
1525         return g_TextureBrowser.m_hideUnused;
1526 }
1527
1528 void TextureBrowser_ToggleHideUnused(){
1529         if ( g_TextureBrowser.m_hideUnused ) {
1530                 TextureBrowser_SetHideUnused( g_TextureBrowser, false );
1531         }
1532         else
1533         {
1534                 TextureBrowser_SetHideUnused( g_TextureBrowser, true );
1535         }
1536 }
1537
1538 void TextureGroups_constructTreeModel( TextureGroups groups, GtkTreeStore* store ){
1539         // put the information from the old textures menu into a treeview
1540         GtkTreeIter iter, child;
1541
1542         TextureGroups::const_iterator i = groups.begin();
1543         while ( i != groups.end() )
1544         {
1545                 const char* dirName = ( *i ).c_str();
1546                 const char* firstUnderscore = strchr( dirName, '_' );
1547                 StringRange dirRoot( dirName, ( firstUnderscore == 0 ) ? dirName : firstUnderscore + 1 );
1548
1549                 TextureGroups::const_iterator next = i;
1550                 ++next;
1551                 if ( firstUnderscore != 0
1552                          && next != groups.end()
1553                          && string_equal_start( ( *next ).c_str(), dirRoot ) ) {
1554                         gtk_tree_store_append( store, &iter, NULL );
1555                         gtk_tree_store_set( store, &iter, 0, CopiedString( StringRange( dirName, firstUnderscore ) ).c_str(), -1 );
1556
1557                         // keep going...
1558                         while ( i != groups.end() && string_equal_start( ( *i ).c_str(), dirRoot ) )
1559                         {
1560                                 gtk_tree_store_append( store, &child, &iter );
1561                                 gtk_tree_store_set( store, &child, 0, ( *i ).c_str(), -1 );
1562                                 ++i;
1563                         }
1564                 }
1565                 else
1566                 {
1567                         gtk_tree_store_append( store, &iter, NULL );
1568                         gtk_tree_store_set( store, &iter, 0, dirName, -1 );
1569                         ++i;
1570                 }
1571         }
1572 }
1573
1574 TextureGroups TextureGroups_constructTreeView(){
1575         TextureGroups groups;
1576
1577         if ( TextureBrowser_showWads() ) {
1578                 GlobalFileSystem().forEachArchive( TextureGroupsAddWadCaller( groups ) );
1579         }
1580         else
1581         {
1582                 // scan texture dirs and pak files only if not restricting to shaderlist
1583                 if ( g_pGameDescription->mGameType != "doom3" && !g_TextureBrowser_shaderlistOnly ) {
1584                         GlobalFileSystem().forEachDirectory( "textures/", TextureGroupsAddDirectoryCaller( groups ) );
1585                 }
1586
1587                 GlobalShaderSystem().foreachShaderName( TextureGroupsAddShaderCaller( groups ) );
1588         }
1589
1590         return groups;
1591 }
1592
1593 void TextureBrowser_constructTreeStore(){
1594         TextureGroups groups = TextureGroups_constructTreeView();
1595         GtkTreeStore* store = gtk_tree_store_new( 1, G_TYPE_STRING );
1596         TextureGroups_constructTreeModel( groups, store );
1597         //std::set<CopiedString>::iterator iter;
1598
1599         GtkTreeModel* model = GTK_TREE_MODEL( store );
1600
1601         gtk_tree_view_set_model( GTK_TREE_VIEW( g_TextureBrowser.m_treeViewTree ), model );
1602
1603         g_object_unref( G_OBJECT( store ) );
1604 }
1605
1606 void TextureBrowser_constructTreeStoreTags(){
1607         //TextureGroups groups;
1608         GtkTreeStore* store = gtk_tree_store_new( 1, G_TYPE_STRING );
1609         GtkTreeModel* model = GTK_TREE_MODEL( g_TextureBrowser.m_all_tags_list );
1610
1611         gtk_tree_view_set_model( GTK_TREE_VIEW( g_TextureBrowser.m_treeViewTags ), model );
1612
1613         g_object_unref( G_OBJECT( store ) );
1614 }
1615
1616 void TreeView_onRowActivated( GtkTreeView* treeview, GtkTreePath* path, GtkTreeViewColumn* col, gpointer userdata ){
1617         GtkTreeIter iter;
1618
1619         GtkTreeModel* model = gtk_tree_view_get_model( GTK_TREE_VIEW( treeview ) );
1620
1621         if ( gtk_tree_model_get_iter( model, &iter, path ) ) {
1622                 gchar dirName[1024];
1623
1624                 gchar* buffer;
1625                 gtk_tree_model_get( model, &iter, 0, &buffer, -1 );
1626                 strcpy( dirName, buffer );
1627                 g_free( buffer );
1628
1629                 g_TextureBrowser.m_searchedTags = false;
1630
1631                 if ( !TextureBrowser_showWads() ) {
1632                         strcat( dirName, "/" );
1633                 }
1634
1635                 ScopeDisableScreenUpdates disableScreenUpdates( dirName, "Loading Textures" );
1636                 TextureBrowser_ShowDirectory( GlobalTextureBrowser(), dirName );
1637                 TextureBrowser_queueDraw( GlobalTextureBrowser() );
1638                 //deactivate, so SPACE and RETURN wont be broken for 2d
1639                 gtk_window_set_focus( GTK_WINDOW( gtk_widget_get_toplevel( GTK_WIDGET( treeview ) ) ), NULL );
1640         }
1641 }
1642
1643 void TextureBrowser_createTreeViewTree(){
1644         GtkCellRenderer* renderer;
1645         g_TextureBrowser.m_treeViewTree = GTK_WIDGET( gtk_tree_view_new() );
1646         gtk_tree_view_set_enable_search( GTK_TREE_VIEW( g_TextureBrowser.m_treeViewTree ), FALSE );
1647
1648         gtk_tree_view_set_headers_visible( GTK_TREE_VIEW( g_TextureBrowser.m_treeViewTree ), FALSE );
1649         g_signal_connect( g_TextureBrowser.m_treeViewTree, "row-activated", (GCallback) TreeView_onRowActivated, NULL );
1650
1651         renderer = gtk_cell_renderer_text_new();
1652         gtk_tree_view_insert_column_with_attributes( GTK_TREE_VIEW( g_TextureBrowser.m_treeViewTree ), -1, "", renderer, "text", 0, NULL );
1653
1654         TextureBrowser_constructTreeStore();
1655 }
1656
1657 void TextureBrowser_addTag();
1658 void TextureBrowser_renameTag();
1659 void TextureBrowser_deleteTag();
1660
1661 void TextureBrowser_createContextMenu( GtkWidget *treeview, GdkEventButton *event ){
1662         GtkWidget* menu = gtk_menu_new();
1663
1664         GtkWidget* menuitem = gtk_menu_item_new_with_label( "Add tag" );
1665         g_signal_connect( menuitem, "activate", (GCallback)TextureBrowser_addTag, treeview );
1666         gtk_menu_shell_append( GTK_MENU_SHELL( menu ), menuitem );
1667
1668         menuitem = gtk_menu_item_new_with_label( "Rename tag" );
1669         g_signal_connect( menuitem, "activate", (GCallback)TextureBrowser_renameTag, treeview );
1670         gtk_menu_shell_append( GTK_MENU_SHELL( menu ), menuitem );
1671
1672         menuitem = gtk_menu_item_new_with_label( "Delete tag" );
1673         g_signal_connect( menuitem, "activate", (GCallback)TextureBrowser_deleteTag, treeview );
1674         gtk_menu_shell_append( GTK_MENU_SHELL( menu ), menuitem );
1675
1676         gtk_widget_show_all( menu );
1677
1678         gtk_menu_popup( GTK_MENU( menu ), NULL, NULL, NULL, NULL,
1679                                         ( event != NULL ) ? event->button : 0,
1680                                         gdk_event_get_time( (GdkEvent*)event ) );
1681 }
1682
1683 void TextureBrowser_searchTags();
1684
1685 gboolean TreeViewTags_onButtonPressed( GtkWidget *treeview, GdkEventButton *event ){
1686         if ( event->type == GDK_BUTTON_PRESS && event->button == 3 ) {
1687                 GtkTreePath *path;
1688                 GtkTreeSelection* selection = gtk_tree_view_get_selection( GTK_TREE_VIEW( treeview ) );
1689
1690                 if ( gtk_tree_view_get_path_at_pos( GTK_TREE_VIEW( treeview ), event->x, event->y, &path, NULL, NULL, NULL ) ) {
1691                         gtk_tree_selection_unselect_all( selection );
1692                         gtk_tree_selection_select_path( selection, path );
1693                         gtk_tree_path_free( path );
1694                 }
1695
1696                 TextureBrowser_createContextMenu( treeview, event );
1697                 return TRUE;
1698         }
1699         if( event->type == GDK_2BUTTON_PRESS && event->button == 1 ){
1700                 TextureBrowser_searchTags();
1701                 return TRUE;
1702         }
1703         return FALSE;
1704 }
1705
1706 void TextureBrowser_createTreeViewTags(){
1707         GtkCellRenderer* renderer;
1708         g_TextureBrowser.m_treeViewTags = GTK_WIDGET( gtk_tree_view_new() );
1709         gtk_tree_view_set_enable_search( GTK_TREE_VIEW( g_TextureBrowser.m_treeViewTags ), FALSE );
1710
1711         g_signal_connect( GTK_TREE_VIEW( g_TextureBrowser.m_treeViewTags ), "button-press-event", (GCallback)TreeViewTags_onButtonPressed, NULL );
1712
1713         gtk_tree_view_set_headers_visible( GTK_TREE_VIEW( g_TextureBrowser.m_treeViewTags ), FALSE );
1714
1715         renderer = gtk_cell_renderer_text_new();
1716         gtk_tree_view_insert_column_with_attributes( GTK_TREE_VIEW( g_TextureBrowser.m_treeViewTags ), -1, "", renderer, "text", 0, NULL );
1717
1718         TextureBrowser_constructTreeStoreTags();
1719 }
1720
1721 GtkMenuItem* TextureBrowser_constructViewMenu( GtkMenu* menu ){
1722         GtkMenuItem* textures_menu_item = new_sub_menu_item_with_mnemonic( "_View" );
1723
1724         if ( g_Layout_enableDetachableMenus.m_value ) {
1725                 menu_tearoff( menu );
1726         }
1727
1728         create_check_menu_item_with_mnemonic( menu, "Hide _Unused", "ShowInUse" );
1729         create_menu_item_with_mnemonic( menu, "Show All", "ShowAllTextures" );
1730         menu_separator( menu );
1731
1732
1733         // we always want to show shaders but don't want a "Show Shaders" menu for doom3 and .wad file games
1734         if ( g_pGameDescription->mGameType == "doom3" || !string_empty( g_pGameDescription->getKeyValue( "show_wads" ) ) ) {
1735                 g_TextureBrowser.m_showShaders = true;
1736         }
1737         else
1738         {
1739                 create_check_menu_item_with_mnemonic( menu, "Show shaders", "ToggleShowShaders" );
1740                 create_check_menu_item_with_mnemonic( menu, "Show textures", "ToggleShowTextures" );
1741                 menu_separator( menu );
1742         }
1743
1744         if ( g_TextureBrowser.m_tags ) {
1745                 create_menu_item_with_mnemonic( menu, "Show Untagged", "ShowUntagged" );
1746         }
1747         if ( g_pGameDescription->mGameType != "doom3" && string_empty( g_pGameDescription->getKeyValue( "show_wads" ) ) ) {
1748                 create_check_menu_item_with_mnemonic( menu, "ShaderList Only", "ToggleShowShaderlistOnly" );
1749         }
1750         if ( string_empty( g_pGameDescription->getKeyValue( "show_wads" ) ) ) {
1751                 create_check_menu_item_with_mnemonic( menu, "Hide Image Missing", "FilterNotex" );
1752                 menu_separator( menu );
1753         }
1754
1755         create_check_menu_item_with_mnemonic( menu, "Fixed Size", "FixedSize" );
1756         create_check_menu_item_with_mnemonic( menu, "Transparency", "EnableAlpha" );
1757
1758         if ( string_empty( g_pGameDescription->getKeyValue( "show_wads" ) ) ) {
1759                 menu_separator( menu );
1760                 g_TextureBrowser.m_shader_info_item = GTK_WIDGET( create_menu_item_with_mnemonic( menu, "Shader Info", "ShaderInfo" ) );
1761                 gtk_widget_set_sensitive( g_TextureBrowser.m_shader_info_item, FALSE );
1762         }
1763
1764         return textures_menu_item;
1765 }
1766
1767 void Popup_View_Menu( GtkWidget *widget, GtkMenu *menu ){
1768         gtk_menu_popup( menu, NULL, NULL, NULL, NULL, 1, gtk_get_current_event_time() );
1769 }
1770
1771 GtkMenuItem* TextureBrowser_constructToolsMenu( GtkMenu* menu ){
1772         GtkMenuItem* textures_menu_item = new_sub_menu_item_with_mnemonic( "_Tools" );
1773
1774         if ( g_Layout_enableDetachableMenus.m_value ) {
1775                 menu_tearoff( menu );
1776         }
1777
1778         create_menu_item_with_mnemonic( menu, "Flush & Reload Shaders", "RefreshShaders" );
1779         create_menu_item_with_mnemonic( menu, "Find / Replace...", "FindReplaceTextures" );
1780
1781         return textures_menu_item;
1782 }
1783
1784 GtkMenuItem* TextureBrowser_constructTagsMenu( GtkMenu* menu ){
1785         GtkMenuItem* textures_menu_item = new_sub_menu_item_with_mnemonic( "T_ags" );
1786
1787         if ( g_Layout_enableDetachableMenus.m_value ) {
1788                 menu_tearoff( menu );
1789         }
1790
1791         create_menu_item_with_mnemonic( menu, "Add tag", "AddTag" );
1792         create_menu_item_with_mnemonic( menu, "Rename tag", "RenameTag" );
1793         create_menu_item_with_mnemonic( menu, "Delete tag", "DeleteTag" );
1794         menu_separator( menu );
1795         create_menu_item_with_mnemonic( menu, "Copy tags from selected", "CopyTag" );
1796         create_menu_item_with_mnemonic( menu, "Paste tags to selected", "PasteTag" );
1797
1798         return textures_menu_item;
1799 }
1800
1801 gboolean TextureBrowser_tagMoveHelper( GtkTreeModel* model, GtkTreePath* path, GtkTreeIter* iter, GSList** selected ){
1802         g_assert( selected != NULL );
1803
1804         GtkTreeRowReference* rowref = gtk_tree_row_reference_new( model, path );
1805         *selected = g_slist_append( *selected, rowref );
1806
1807         return FALSE;
1808 }
1809
1810 void TextureBrowser_assignTags(){
1811         GSList* selected = NULL;
1812         GSList* node;
1813         gchar* tag_assigned;
1814
1815         GtkTreeSelection* selection = gtk_tree_view_get_selection( GTK_TREE_VIEW( g_TextureBrowser.m_available_tree ) );
1816
1817         gtk_tree_selection_selected_foreach( selection, (GtkTreeSelectionForeachFunc)TextureBrowser_tagMoveHelper, &selected );
1818
1819         if ( selected != NULL ) {
1820                 for ( node = selected; node != NULL; node = node->next )
1821                 {
1822                         GtkTreePath* path = gtk_tree_row_reference_get_path( (GtkTreeRowReference*)node->data );
1823
1824                         if ( path ) {
1825                                 GtkTreeIter iter;
1826
1827                                 if ( gtk_tree_model_get_iter( GTK_TREE_MODEL( g_TextureBrowser.m_available_store ), &iter, path ) ) {
1828                                         gtk_tree_model_get( GTK_TREE_MODEL( g_TextureBrowser.m_available_store ), &iter, TAG_COLUMN, &tag_assigned, -1 );
1829                                         if ( !TagBuilder.CheckShaderTag( g_TextureBrowser.shader.c_str() ) ) {
1830                                                 // create a custom shader/texture entry
1831                                                 IShader* ishader = QERApp_Shader_ForName( g_TextureBrowser.shader.c_str() );
1832                                                 CopiedString filename = ishader->getShaderFileName();
1833
1834                                                 if ( filename.empty() ) {
1835                                                         // it's a texture
1836                                                         TagBuilder.AddShaderNode( g_TextureBrowser.shader.c_str(), CUSTOM, TEXTURE );
1837                                                 }
1838                                                 else {
1839                                                         // it's a shader
1840                                                         TagBuilder.AddShaderNode( g_TextureBrowser.shader.c_str(), CUSTOM, SHADER );
1841                                                 }
1842                                                 ishader->DecRef();
1843                                         }
1844                                         TagBuilder.AddShaderTag( g_TextureBrowser.shader.c_str(), (char*)tag_assigned, TAG );
1845
1846                                         gtk_list_store_remove( g_TextureBrowser.m_available_store, &iter );
1847                                         gtk_list_store_append( g_TextureBrowser.m_assigned_store, &iter );
1848                                         gtk_list_store_set( g_TextureBrowser.m_assigned_store, &iter, TAG_COLUMN, (char*)tag_assigned, -1 );
1849                                 }
1850                         }
1851                 }
1852
1853                 g_slist_foreach( selected, (GFunc)gtk_tree_row_reference_free, NULL );
1854
1855                 // Save changes
1856                 TagBuilder.SaveXmlDoc();
1857         }
1858         g_slist_free( selected );
1859 }
1860
1861 void TextureBrowser_removeTags(){
1862         GSList* selected = NULL;
1863         GSList* node;
1864         gchar* tag;
1865
1866         GtkTreeSelection* selection = gtk_tree_view_get_selection( GTK_TREE_VIEW( g_TextureBrowser.m_assigned_tree ) );
1867
1868         gtk_tree_selection_selected_foreach( selection, (GtkTreeSelectionForeachFunc)TextureBrowser_tagMoveHelper, &selected );
1869
1870         if ( selected != NULL ) {
1871                 for ( node = selected; node != NULL; node = node->next )
1872                 {
1873                         GtkTreePath* path = gtk_tree_row_reference_get_path( (GtkTreeRowReference*)node->data );
1874
1875                         if ( path ) {
1876                                 GtkTreeIter iter;
1877
1878                                 if ( gtk_tree_model_get_iter( GTK_TREE_MODEL( g_TextureBrowser.m_assigned_store ), &iter, path ) ) {
1879                                         gtk_tree_model_get( GTK_TREE_MODEL( g_TextureBrowser.m_assigned_store ), &iter, TAG_COLUMN, &tag, -1 );
1880                                         TagBuilder.DeleteShaderTag( g_TextureBrowser.shader.c_str(), tag );
1881                                         gtk_list_store_remove( g_TextureBrowser.m_assigned_store, &iter );
1882                                 }
1883                         }
1884                 }
1885
1886                 g_slist_foreach( selected, (GFunc)gtk_tree_row_reference_free, NULL );
1887
1888                 // Update the "available tags list"
1889                 BuildStoreAvailableTags( g_TextureBrowser.m_available_store, g_TextureBrowser.m_assigned_store, g_TextureBrowser.m_all_tags, &g_TextureBrowser );
1890
1891                 // Save changes
1892                 TagBuilder.SaveXmlDoc();
1893         }
1894         g_slist_free( selected );
1895 }
1896
1897 void TextureBrowser_buildTagList(){
1898         GtkTreeIter treeIter;
1899         gtk_list_store_clear( g_TextureBrowser.m_all_tags_list );
1900
1901         std::set<CopiedString>::iterator iter;
1902
1903         for ( iter = g_TextureBrowser.m_all_tags.begin(); iter != g_TextureBrowser.m_all_tags.end(); ++iter )
1904         {
1905                 gtk_list_store_append( g_TextureBrowser.m_all_tags_list, &treeIter );
1906                 gtk_list_store_set( g_TextureBrowser.m_all_tags_list, &treeIter, TAG_COLUMN, ( *iter ).c_str(), -1 );
1907         }
1908 }
1909
1910 void TextureBrowser_searchTags(){
1911         GSList* selected = NULL;
1912         GSList* node;
1913         gchar* tag;
1914         char buffer[256];
1915         char tags_searched[256];
1916
1917         GtkTreeSelection* selection = gtk_tree_view_get_selection( GTK_TREE_VIEW( g_TextureBrowser.m_treeViewTags ) );
1918
1919         gtk_tree_selection_selected_foreach( selection, (GtkTreeSelectionForeachFunc)TextureBrowser_tagMoveHelper, &selected );
1920
1921         if ( selected != NULL ) {
1922                 strcpy( buffer, "/root/*/*[tag='" );
1923                 strcpy( tags_searched, "[TAGS] " );
1924
1925                 for ( node = selected; node != NULL; node = node->next )
1926                 {
1927                         GtkTreePath* path = gtk_tree_row_reference_get_path( (GtkTreeRowReference*)node->data );
1928
1929                         if ( path ) {
1930                                 GtkTreeIter iter;
1931
1932                                 if ( gtk_tree_model_get_iter( GTK_TREE_MODEL( g_TextureBrowser.m_all_tags_list ), &iter, path ) ) {
1933                                         gtk_tree_model_get( GTK_TREE_MODEL( g_TextureBrowser.m_all_tags_list ), &iter, TAG_COLUMN, &tag, -1 );
1934
1935                                         strcat( buffer, tag );
1936                                         strcat( tags_searched, tag );
1937                                         if ( node != g_slist_last( node ) ) {
1938                                                 strcat( buffer, "' and tag='" );
1939                                                 strcat( tags_searched, ", " );
1940                                         }
1941                                 }
1942                         }
1943                 }
1944
1945                 strcat( buffer, "']" );
1946
1947                 g_slist_foreach( selected, (GFunc)gtk_tree_row_reference_free, NULL );
1948
1949                 g_TextureBrowser.m_found_shaders.clear(); // delete old list
1950                 TagBuilder.TagSearch( buffer, g_TextureBrowser.m_found_shaders );
1951
1952                 if ( !g_TextureBrowser.m_found_shaders.empty() ) { // found something
1953                         size_t shaders_found = g_TextureBrowser.m_found_shaders.size();
1954
1955                         globalOutputStream() << "Found " << (unsigned int)shaders_found << " textures and shaders with " << tags_searched << "\n";
1956                         ScopeDisableScreenUpdates disableScreenUpdates( "Searching...", "Loading Textures" );
1957
1958                         std::set<CopiedString>::iterator iter;
1959
1960                         for ( iter = g_TextureBrowser.m_found_shaders.begin(); iter != g_TextureBrowser.m_found_shaders.end(); iter++ )
1961                         {
1962                                 std::string path = ( *iter ).c_str();
1963                                 size_t pos = path.find_last_of( "/", path.size() );
1964                                 std::string name = path.substr( pos + 1, path.size() );
1965                                 path = path.substr( 0, pos + 1 );
1966                                 TextureDirectory_loadTexture( path.c_str(), name.c_str() );
1967                         }
1968                 }
1969                 g_TextureBrowser.m_searchedTags = true;
1970                 g_TextureBrowser_currentDirectory = tags_searched;
1971
1972                 g_TextureBrowser.m_nTotalHeight = 0;
1973                 TextureBrowser_setOriginY( g_TextureBrowser, 0 );
1974                 TextureBrowser_heightChanged( g_TextureBrowser );
1975                 TextureBrowser_updateTitle();
1976         }
1977         g_slist_free( selected );
1978 }
1979
1980 void TextureBrowser_toggleSearchButton(){
1981         gint page = gtk_notebook_get_current_page( GTK_NOTEBOOK( g_TextureBrowser.m_tag_notebook ) );
1982
1983         if ( page == 0 ) { // tag page
1984                 gtk_widget_show_all( g_TextureBrowser.m_search_button );
1985         }
1986         else {
1987                 gtk_widget_hide_all( g_TextureBrowser.m_search_button );
1988         }
1989 }
1990
1991 void TextureBrowser_constructTagNotebook(){
1992         g_TextureBrowser.m_tag_notebook = gtk_notebook_new();
1993         GtkWidget* labelTags = gtk_label_new( "Tags" );
1994         GtkWidget* labelTextures = gtk_label_new( "Textures" );
1995
1996         gtk_notebook_append_page( GTK_NOTEBOOK( g_TextureBrowser.m_tag_notebook ), g_TextureBrowser.m_scr_win_tree, labelTextures );
1997         gtk_notebook_append_page( GTK_NOTEBOOK( g_TextureBrowser.m_tag_notebook ), g_TextureBrowser.m_scr_win_tags, labelTags );
1998
1999         g_signal_connect( G_OBJECT( g_TextureBrowser.m_tag_notebook ), "switch-page", G_CALLBACK( TextureBrowser_toggleSearchButton ), NULL );
2000
2001         gtk_widget_show_all( g_TextureBrowser.m_tag_notebook );
2002 }
2003
2004 void TextureBrowser_constructSearchButton(){
2005         GtkTooltips* tooltips = gtk_tooltips_new();
2006
2007         GtkWidget* image = gtk_image_new_from_stock( GTK_STOCK_FIND, GTK_ICON_SIZE_SMALL_TOOLBAR );
2008         g_TextureBrowser.m_search_button = gtk_button_new();
2009         g_signal_connect( G_OBJECT( g_TextureBrowser.m_search_button ), "clicked", G_CALLBACK( TextureBrowser_searchTags ), NULL );
2010         gtk_tooltips_set_tip( GTK_TOOLTIPS( tooltips ), g_TextureBrowser.m_search_button, "Search with selected tags", "Search with selected tags" );
2011         gtk_container_add( GTK_CONTAINER( g_TextureBrowser.m_search_button ), image );
2012 }
2013
2014 void TextureBrowser_checkTagFile(){
2015         const char SHADERTAG_FILE[] = "shadertags.xml";
2016         CopiedString default_filename, rc_filename;
2017         StringOutputStream stream( 256 );
2018
2019         stream << LocalRcPath_get();
2020         stream << SHADERTAG_FILE;
2021         rc_filename = stream.c_str();
2022
2023         if ( file_exists( rc_filename.c_str() ) ) {
2024                 g_TextureBrowser.m_tags = TagBuilder.OpenXmlDoc( rc_filename.c_str() );
2025
2026                 if ( g_TextureBrowser.m_tags ) {
2027                         globalOutputStream() << "Loading tag file " << rc_filename.c_str() << ".\n";
2028                 }
2029         }
2030         else
2031         {
2032                 // load default tagfile
2033                 stream.clear();
2034                 stream << g_pGameDescription->mGameToolsPath.c_str();
2035                 stream << SHADERTAG_FILE;
2036                 default_filename = stream.c_str();
2037
2038                 if ( file_exists( default_filename.c_str() ) ) {
2039                         g_TextureBrowser.m_tags = TagBuilder.OpenXmlDoc( default_filename.c_str(), rc_filename.c_str() );
2040
2041                         if ( g_TextureBrowser.m_tags ) {
2042                                 globalOutputStream() << "Loading default tag file " << default_filename.c_str() << ".\n";
2043                         }
2044                 }
2045                 else
2046                 {
2047                         globalOutputStream() << "Unable to find default tag file " << default_filename.c_str() << ". No tag support. Plugins -> ShaderPlug -> Create tag file: to start using tags\n";
2048                 }
2049         }
2050 }
2051
2052 void TextureBrowser_SetNotex(){
2053         StringOutputStream name( 256 );
2054         name << GlobalRadiant().getAppPath() << "bitmaps/notex.png";
2055         g_notex = name.c_str();
2056
2057         name.clear();
2058         name << GlobalRadiant().getAppPath() << "bitmaps/shadernotex.png";
2059         g_shadernotex = name.c_str();
2060 }
2061
2062 GtkWidget* TextureBrowser_constructWindow( GtkWindow* toplevel ){
2063         // The gl_widget and the tag assignment frame should be packed into a GtkVPaned with the slider
2064         // position stored in local.pref. gtk_paned_get_position() and gtk_paned_set_position() don't
2065         // seem to work in gtk 2.4 and the arrow buttons don't handle GTK_FILL, so here's another thing
2066         // for the "once-the-gtk-libs-are-updated-TODO-list" :x
2067
2068         TextureBrowser_checkTagFile();
2069         TextureBrowser_SetNotex();
2070
2071         GlobalShaderSystem().setActiveShadersChangedNotify( ReferenceCaller<TextureBrowser, TextureBrowser_activeShadersChanged>( g_TextureBrowser ) );
2072
2073         g_TextureBrowser.m_parent = toplevel;
2074
2075         GtkWidget* table = gtk_table_new( 3, 3, FALSE );
2076         GtkWidget* frame_table = NULL;
2077         GtkWidget* vbox = gtk_vbox_new( FALSE, 0 );
2078         gtk_table_attach( GTK_TABLE( table ), vbox, 0, 1, 0, 3, GTK_FILL, GTK_FILL, 0, 0 );
2079         gtk_widget_show( vbox );
2080
2081         //GtkWidget* menu_bar;
2082         GtkToolbar* toolbar;
2083
2084         { // menu bar
2085                 //menu_bar = gtk_menu_bar_new();
2086                 GtkWidget* menu_view = gtk_menu_new();
2087                 //GtkWidget* view_item = (GtkWidget*)
2088                 TextureBrowser_constructViewMenu( GTK_MENU( menu_view ) );
2089                 gtk_menu_set_title( GTK_MENU( menu_view ), "View" );
2090                 //gtk_menu_item_set_submenu( GTK_MENU_ITEM( view_item ), menu_view );
2091                 //gtk_menu_bar_append( GTK_MENU_BAR( menu_bar ), view_item );
2092
2093
2094                 toolbar = GTK_TOOLBAR( gtk_toolbar_new() );
2095                 //gtk_table_attach( GTK_TABLE( table ), GTK_WIDGET( toolbar ), 0, 1, 0, 1, GTK_FILL, GTK_FILL, 0, 0 );
2096                 gtk_box_pack_start( GTK_BOX( vbox ), GTK_WIDGET( toolbar ), FALSE, FALSE, 0 );
2097
2098                 //view menu button
2099                 GtkButton* button = GTK_BUTTON( gtk_button_new() );
2100                 button_set_icon( button, "texbro_view.png" );
2101                 gtk_widget_show( GTK_WIDGET( button ) );
2102                 gtk_button_set_relief( button, GTK_RELIEF_NONE );
2103                 gtk_widget_set_size_request( GTK_WIDGET( button ), 24, 24 );
2104                 GTK_WIDGET_UNSET_FLAGS( GTK_WIDGET( button ), GTK_CAN_FOCUS );
2105                 GTK_WIDGET_UNSET_FLAGS( GTK_WIDGET( button ), GTK_CAN_DEFAULT );
2106                 gtk_toolbar_append_element( toolbar, GTK_TOOLBAR_CHILD_WIDGET, GTK_WIDGET( button ), "", "View", "", 0, 0, 0 );
2107                 g_signal_connect( G_OBJECT( button ), "clicked", G_CALLBACK( Popup_View_Menu ), menu_view );
2108
2109                 //to show detached menu over floating tex bro
2110                 gtk_menu_attach_to_widget( GTK_MENU( menu_view ), GTK_WIDGET( button ), NULL );
2111
2112                 button = toolbar_append_button( toolbar, "Find / Replace...", "texbro_gtk-find-and-replace.png", "FindReplaceTextures" );
2113                 gtk_widget_set_size_request( GTK_WIDGET( button ), 22, 22 );
2114
2115
2116                 button = toolbar_append_button( toolbar, "Flush & Reload Shaders", "texbro_refresh.png", "RefreshShaders" );
2117                 gtk_widget_set_size_request( GTK_WIDGET( button ), 22, 22 );
2118                 gtk_widget_show( GTK_WIDGET( toolbar ) );
2119
2120 /*
2121                 GtkWidget* menu_tools = gtk_menu_new();
2122                 GtkWidget* tools_item = (GtkWidget*)TextureBrowser_constructToolsMenu( GTK_MENU( menu_tools ) );
2123                 gtk_menu_item_set_submenu( GTK_MENU_ITEM( tools_item ), menu_tools );
2124                 gtk_menu_bar_append( GTK_MENU_BAR( menu_bar ), tools_item );
2125 */
2126                 //gtk_table_attach( GTK_TABLE( table ), menu_bar, 0, 3, 0, 1, GTK_FILL, GTK_SHRINK, 0, 0 );
2127                 //gtk_widget_show( menu_bar );
2128         }
2129         { // Texture TreeView
2130                 g_TextureBrowser.m_scr_win_tree = gtk_scrolled_window_new( NULL, NULL );
2131                 gtk_container_set_border_width( GTK_CONTAINER( g_TextureBrowser.m_scr_win_tree ), 0 );
2132
2133                 // vertical only scrolling for treeview
2134                 gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( g_TextureBrowser.m_scr_win_tree ), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS );
2135
2136                 gtk_widget_show( g_TextureBrowser.m_scr_win_tree );
2137
2138                 TextureBrowser_createTreeViewTree();
2139
2140                 //gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( g_TextureBrowser.m_scr_win_tree ), GTK_WIDGET( g_TextureBrowser.m_treeViewTree ) );
2141                 gtk_container_add( GTK_CONTAINER( g_TextureBrowser.m_scr_win_tree ), GTK_WIDGET( g_TextureBrowser.m_treeViewTree ) );
2142                 gtk_widget_show( GTK_WIDGET( g_TextureBrowser.m_treeViewTree ) );
2143         }
2144         { // gl_widget scrollbar
2145                 GtkWidget* w = gtk_vscrollbar_new( GTK_ADJUSTMENT( gtk_adjustment_new( 0,0,0,1,1,0 ) ) );
2146                 gtk_table_attach( GTK_TABLE( table ), w, 2, 3, 1, 2, GTK_SHRINK, GTK_FILL, 0, 0 );
2147                 gtk_widget_show( w );
2148                 g_TextureBrowser.m_texture_scroll = w;
2149
2150                 GtkAdjustment *vadjustment = gtk_range_get_adjustment( GTK_RANGE( g_TextureBrowser.m_texture_scroll ) );
2151                 g_signal_connect( G_OBJECT( vadjustment ), "value_changed", G_CALLBACK( TextureBrowser_verticalScroll ), &g_TextureBrowser );
2152
2153                 widget_set_visible( g_TextureBrowser.m_texture_scroll, g_TextureBrowser.m_showTextureScrollbar );
2154         }
2155         { // gl_widget
2156                 g_TextureBrowser.m_gl_widget = glwidget_new( FALSE );
2157                 gtk_widget_ref( g_TextureBrowser.m_gl_widget );
2158
2159                 gtk_widget_set_events( g_TextureBrowser.m_gl_widget, GDK_DESTROY | GDK_EXPOSURE_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_POINTER_MOTION_MASK | GDK_SCROLL_MASK );
2160                 GTK_WIDGET_SET_FLAGS( g_TextureBrowser.m_gl_widget, GTK_CAN_FOCUS );
2161
2162                 gtk_table_attach_defaults( GTK_TABLE( table ), g_TextureBrowser.m_gl_widget, 1, 2, 1, 2 );
2163                 gtk_widget_show( g_TextureBrowser.m_gl_widget );
2164
2165                 g_TextureBrowser.m_sizeHandler = g_signal_connect( G_OBJECT( g_TextureBrowser.m_gl_widget ), "size_allocate", G_CALLBACK( TextureBrowser_size_allocate ), &g_TextureBrowser );
2166                 g_TextureBrowser.m_exposeHandler = g_signal_connect( G_OBJECT( g_TextureBrowser.m_gl_widget ), "expose_event", G_CALLBACK( TextureBrowser_expose ), &g_TextureBrowser );
2167
2168                 g_signal_connect( G_OBJECT( g_TextureBrowser.m_gl_widget ), "button_press_event", G_CALLBACK( TextureBrowser_button_press ), &g_TextureBrowser );
2169                 g_signal_connect( G_OBJECT( g_TextureBrowser.m_gl_widget ), "button_release_event", G_CALLBACK( TextureBrowser_button_release ), &g_TextureBrowser );
2170                 g_signal_connect( G_OBJECT( g_TextureBrowser.m_gl_widget ), "motion_notify_event", G_CALLBACK( TextureBrowser_motion ), &g_TextureBrowser );
2171                 g_signal_connect( G_OBJECT( g_TextureBrowser.m_gl_widget ), "scroll_event", G_CALLBACK( TextureBrowser_scroll ), &g_TextureBrowser );
2172         }
2173
2174         // tag stuff
2175         if ( g_TextureBrowser.m_tags ) {
2176                 { // fill tag GtkListStore
2177                         g_TextureBrowser.m_all_tags_list = gtk_list_store_new( N_COLUMNS, G_TYPE_STRING );
2178                         GtkTreeSortable* sortable = GTK_TREE_SORTABLE( g_TextureBrowser.m_all_tags_list );
2179                         gtk_tree_sortable_set_sort_column_id( sortable, TAG_COLUMN, GTK_SORT_ASCENDING );
2180
2181                         TagBuilder.GetAllTags( g_TextureBrowser.m_all_tags );
2182                         TextureBrowser_buildTagList();
2183                 }
2184                 { // tag menu bar
2185                         GtkWidget* menu_tags = gtk_menu_new();
2186                         gtk_menu_set_title( GTK_MENU( menu_tags ), "Tags" );
2187                         //GtkWidget* tags_item = (GtkWidget*)
2188                         TextureBrowser_constructTagsMenu( GTK_MENU( menu_tags ) );
2189                         //gtk_menu_item_set_submenu( GTK_MENU_ITEM( tags_item ), menu_tags );
2190                         //gtk_menu_bar_append( GTK_MENU_BAR( menu_bar ), tags_item );
2191
2192                         GtkButton* button = GTK_BUTTON( gtk_button_new() );
2193                         //button_set_icon( button, "texbro_tags.png" );
2194                         GtkWidget *label = gtk_label_new (">t");
2195                         gtk_container_add (GTK_CONTAINER (button), label);
2196                         gtk_widget_show (label);
2197
2198                         gtk_widget_show( GTK_WIDGET( button ) );
2199                         gtk_button_set_relief( button, GTK_RELIEF_NONE );
2200                         gtk_widget_set_size_request( GTK_WIDGET( button ), 22, 22 );
2201                         GTK_WIDGET_UNSET_FLAGS( GTK_WIDGET( button ), GTK_CAN_FOCUS );
2202                         GTK_WIDGET_UNSET_FLAGS( GTK_WIDGET( button ), GTK_CAN_DEFAULT );
2203                         gtk_toolbar_append_element( toolbar, GTK_TOOLBAR_CHILD_WIDGET, GTK_WIDGET( button ), "", "Tags", "", 0, 0, 0 );
2204                         g_signal_connect( G_OBJECT( button ), "clicked", G_CALLBACK( Popup_View_Menu ), menu_tags );
2205
2206                         //to show detached menu over floating tex bro and main wnd...
2207                         gtk_menu_attach_to_widget( GTK_MENU( menu_tags ), GTK_WIDGET( button ), NULL );
2208                 }
2209                 { // Tag TreeView
2210                         g_TextureBrowser.m_scr_win_tags = gtk_scrolled_window_new( NULL, NULL );
2211                         gtk_container_set_border_width( GTK_CONTAINER( g_TextureBrowser.m_scr_win_tags ), 0 );
2212
2213                         // vertical only scrolling for treeview
2214                         gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( g_TextureBrowser.m_scr_win_tags ), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS );
2215
2216                         TextureBrowser_createTreeViewTags();
2217
2218                         GtkTreeSelection* selection = gtk_tree_view_get_selection( GTK_TREE_VIEW( g_TextureBrowser.m_treeViewTags ) );
2219                         gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
2220
2221                         //gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( g_TextureBrowser.m_scr_win_tags ), GTK_WIDGET( g_TextureBrowser.m_treeViewTags ) );
2222                         gtk_container_add( GTK_CONTAINER( g_TextureBrowser.m_scr_win_tags ), GTK_WIDGET( g_TextureBrowser.m_treeViewTags ) );
2223                         gtk_widget_show( GTK_WIDGET( g_TextureBrowser.m_treeViewTags ) );
2224                 }
2225                 { // Texture/Tag notebook
2226                         TextureBrowser_constructTagNotebook();
2227                         gtk_box_pack_start( GTK_BOX( vbox ), g_TextureBrowser.m_tag_notebook, TRUE, TRUE, 0 );
2228                 }
2229                 { // Tag search button
2230                         TextureBrowser_constructSearchButton();
2231                         gtk_box_pack_end( GTK_BOX( vbox ), g_TextureBrowser.m_search_button, FALSE, FALSE, 0 );
2232                 }
2233                 { // Tag frame
2234                         frame_table = gtk_table_new( 3, 3, FALSE );
2235
2236                         g_TextureBrowser.m_tag_frame = gtk_frame_new( "Tag assignment" );
2237                         gtk_frame_set_label_align( GTK_FRAME( g_TextureBrowser.m_tag_frame ), 0.5, 0.5 );
2238                         gtk_frame_set_shadow_type( GTK_FRAME( g_TextureBrowser.m_tag_frame ), GTK_SHADOW_NONE );
2239
2240                         gtk_table_attach( GTK_TABLE( table ), g_TextureBrowser.m_tag_frame, 1, 3, 2, 3, GTK_FILL, GTK_SHRINK, 0, 0 );
2241
2242                         gtk_widget_show( frame_table );
2243
2244                         gtk_container_add( GTK_CONTAINER( g_TextureBrowser.m_tag_frame ), frame_table );
2245                 }
2246                 { // assigned tag list
2247                         GtkWidget* scrolled_win = gtk_scrolled_window_new( NULL, NULL );
2248                         gtk_container_set_border_width( GTK_CONTAINER( scrolled_win ), 0 );
2249                         gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( scrolled_win ), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS );
2250
2251                         g_TextureBrowser.m_assigned_store = gtk_list_store_new( N_COLUMNS, G_TYPE_STRING );
2252
2253                         GtkTreeSortable* sortable = GTK_TREE_SORTABLE( g_TextureBrowser.m_assigned_store );
2254                         gtk_tree_sortable_set_sort_column_id( sortable, TAG_COLUMN, GTK_SORT_ASCENDING );
2255
2256                         GtkCellRenderer* renderer = gtk_cell_renderer_text_new();
2257
2258                         g_TextureBrowser.m_assigned_tree = gtk_tree_view_new_with_model( GTK_TREE_MODEL( g_TextureBrowser.m_assigned_store ) );
2259                         g_object_unref( G_OBJECT( g_TextureBrowser.m_assigned_store ) );
2260                         g_signal_connect( g_TextureBrowser.m_assigned_tree, "row-activated", (GCallback) TextureBrowser_removeTags, NULL );
2261                         gtk_tree_view_set_headers_visible( GTK_TREE_VIEW( g_TextureBrowser.m_assigned_tree ), FALSE );
2262
2263                         GtkTreeSelection* selection = gtk_tree_view_get_selection( GTK_TREE_VIEW( g_TextureBrowser.m_assigned_tree ) );
2264                         gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
2265
2266                         GtkTreeViewColumn* column = gtk_tree_view_column_new_with_attributes( "", renderer, "text", TAG_COLUMN, NULL );
2267                         gtk_tree_view_append_column( GTK_TREE_VIEW( g_TextureBrowser.m_assigned_tree ), column );
2268                         gtk_widget_show( g_TextureBrowser.m_assigned_tree );
2269
2270                         gtk_widget_show( scrolled_win );
2271                         //gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( scrolled_win ), GTK_WIDGET( g_TextureBrowser.m_assigned_tree ) );
2272                         gtk_container_add( GTK_CONTAINER( scrolled_win ), GTK_WIDGET( g_TextureBrowser.m_assigned_tree ) );
2273
2274                         gtk_table_attach( GTK_TABLE( frame_table ), scrolled_win, 0, 1, 1, 3, GTK_FILL, GTK_FILL, 0, 0 );
2275                 }
2276                 { // available tag list
2277                         GtkWidget* scrolled_win = gtk_scrolled_window_new( NULL, NULL );
2278                         gtk_container_set_border_width( GTK_CONTAINER( scrolled_win ), 0 );
2279                         gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( scrolled_win ), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS );
2280
2281                         g_TextureBrowser.m_available_store = gtk_list_store_new( N_COLUMNS, G_TYPE_STRING );
2282                         GtkTreeSortable* sortable = GTK_TREE_SORTABLE( g_TextureBrowser.m_available_store );
2283                         gtk_tree_sortable_set_sort_column_id( sortable, TAG_COLUMN, GTK_SORT_ASCENDING );
2284
2285                         GtkCellRenderer* renderer = gtk_cell_renderer_text_new();
2286
2287                         g_TextureBrowser.m_available_tree = gtk_tree_view_new_with_model( GTK_TREE_MODEL( g_TextureBrowser.m_available_store ) );
2288                         g_object_unref( G_OBJECT( g_TextureBrowser.m_available_store ) );
2289                         g_signal_connect( g_TextureBrowser.m_available_tree, "row-activated", (GCallback) TextureBrowser_assignTags, NULL );
2290                         gtk_tree_view_set_headers_visible( GTK_TREE_VIEW( g_TextureBrowser.m_available_tree ), FALSE );
2291
2292                         GtkTreeSelection* selection = gtk_tree_view_get_selection( GTK_TREE_VIEW( g_TextureBrowser.m_available_tree ) );
2293                         gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
2294
2295                         GtkTreeViewColumn* column = gtk_tree_view_column_new_with_attributes( "", renderer, "text", TAG_COLUMN, NULL );
2296                         gtk_tree_view_append_column( GTK_TREE_VIEW( g_TextureBrowser.m_available_tree ), column );
2297                         gtk_widget_show( g_TextureBrowser.m_available_tree );
2298
2299                         gtk_widget_show( scrolled_win );
2300                         //gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( scrolled_win ), GTK_WIDGET( g_TextureBrowser.m_available_tree ) );
2301                         gtk_container_add( GTK_CONTAINER( scrolled_win ), GTK_WIDGET( g_TextureBrowser.m_available_tree ) );
2302
2303                         gtk_table_attach( GTK_TABLE( frame_table ), scrolled_win, 2, 3, 1, 3, GTK_FILL, GTK_FILL, 0, 0 );
2304                 }
2305                 { // tag arrow buttons
2306                         GtkWidget* m_btn_left = gtk_button_new();
2307                         GtkWidget* m_btn_right = gtk_button_new();
2308                         GtkWidget* m_arrow_left = gtk_arrow_new( GTK_ARROW_LEFT, GTK_SHADOW_OUT );
2309                         GtkWidget* m_arrow_right = gtk_arrow_new( GTK_ARROW_RIGHT, GTK_SHADOW_OUT );
2310                         gtk_container_add( GTK_CONTAINER( m_btn_left ), m_arrow_left );
2311                         gtk_container_add( GTK_CONTAINER( m_btn_right ), m_arrow_right );
2312
2313                         // workaround. the size of the tag frame depends of the requested size of the arrow buttons.
2314                         gtk_widget_set_size_request( m_arrow_left, -1, 68 );
2315                         gtk_widget_set_size_request( m_arrow_right, -1, 68 );
2316
2317                         gtk_table_attach( GTK_TABLE( frame_table ), m_btn_left, 1, 2, 1, 2, GTK_SHRINK, GTK_EXPAND, 0, 0 );
2318                         gtk_table_attach( GTK_TABLE( frame_table ), m_btn_right, 1, 2, 2, 3, GTK_SHRINK, GTK_EXPAND, 0, 0 );
2319
2320                         g_signal_connect( G_OBJECT( m_btn_left ), "clicked", G_CALLBACK( TextureBrowser_assignTags ), NULL );
2321                         g_signal_connect( G_OBJECT( m_btn_right ), "clicked", G_CALLBACK( TextureBrowser_removeTags ), NULL );
2322
2323                         gtk_widget_show( m_btn_left );
2324                         gtk_widget_show( m_btn_right );
2325                         gtk_widget_show( m_arrow_left );
2326                         gtk_widget_show( m_arrow_right );
2327                 }
2328                 { // tag fram labels
2329                         GtkWidget* m_lbl_assigned = gtk_label_new( "Assigned" );
2330                         GtkWidget* m_lbl_unassigned = gtk_label_new( "Available" );
2331
2332                         gtk_table_attach( GTK_TABLE( frame_table ), m_lbl_assigned, 0, 1, 0, 1, GTK_EXPAND, GTK_SHRINK, 0, 0 );
2333                         gtk_table_attach( GTK_TABLE( frame_table ), m_lbl_unassigned, 2, 3, 0, 1, GTK_EXPAND, GTK_SHRINK, 0, 0 );
2334
2335                         gtk_widget_show( m_lbl_assigned );
2336                         gtk_widget_show( m_lbl_unassigned );
2337                 }
2338         }
2339         else { // no tag support, show the texture tree only
2340                 gtk_box_pack_start( GTK_BOX( vbox ), g_TextureBrowser.m_scr_win_tree, TRUE, TRUE, 0 );
2341         }
2342
2343         // TODO do we need this?
2344         //gtk_container_set_focus_chain(GTK_CONTAINER(hbox_table), NULL);
2345
2346         return table;
2347 }
2348
2349 void TextureBrowser_destroyWindow(){
2350         GlobalShaderSystem().setActiveShadersChangedNotify( Callback() );
2351
2352         g_signal_handler_disconnect( G_OBJECT( g_TextureBrowser.m_gl_widget ), g_TextureBrowser.m_sizeHandler );
2353         g_signal_handler_disconnect( G_OBJECT( g_TextureBrowser.m_gl_widget ), g_TextureBrowser.m_exposeHandler );
2354
2355         gtk_widget_unref( g_TextureBrowser.m_gl_widget );
2356 }
2357
2358 const Vector3& TextureBrowser_getBackgroundColour( TextureBrowser& textureBrowser ){
2359         return textureBrowser.color_textureback;
2360 }
2361
2362 void TextureBrowser_setBackgroundColour( TextureBrowser& textureBrowser, const Vector3& colour ){
2363         textureBrowser.color_textureback = colour;
2364         TextureBrowser_queueDraw( textureBrowser );
2365 }
2366
2367 void TextureBrowser_selectionHelper( GtkTreeModel* model, GtkTreePath* path, GtkTreeIter* iter, GSList** selected ){
2368         g_assert( selected != NULL );
2369
2370         gchar* name;
2371         gtk_tree_model_get( model, iter, TAG_COLUMN, &name, -1 );
2372         *selected = g_slist_append( *selected, name );
2373 }
2374
2375 void TextureBrowser_shaderInfo(){
2376         const char* name = TextureBrowser_GetSelectedShader( g_TextureBrowser );
2377         IShader* shader = QERApp_Shader_ForName( name );
2378
2379         DoShaderInfoDlg( name, shader->getShaderFileName(), "Shader Info" );
2380
2381         shader->DecRef();
2382 }
2383
2384 void TextureBrowser_addTag(){
2385         CopiedString tag;
2386
2387         EMessageBoxReturn result = DoShaderTagDlg( &tag, "Add shader tag" );
2388
2389         if ( result == eIDOK && !tag.empty() ) {
2390                 GtkTreeIter iter, iter2;
2391                 g_TextureBrowser.m_all_tags.insert( tag.c_str() );
2392                 gtk_list_store_append( g_TextureBrowser.m_available_store, &iter );
2393                 gtk_list_store_set( g_TextureBrowser.m_available_store, &iter, TAG_COLUMN, tag.c_str(), -1 );
2394
2395                 // Select the currently added tag in the available list
2396                 GtkTreeSelection* selection = gtk_tree_view_get_selection( GTK_TREE_VIEW( g_TextureBrowser.m_available_tree ) );
2397                 gtk_tree_selection_select_iter( selection, &iter );
2398
2399                 gtk_list_store_append( g_TextureBrowser.m_all_tags_list, &iter2 );
2400                 gtk_list_store_set( g_TextureBrowser.m_all_tags_list, &iter2, TAG_COLUMN, tag.c_str(), -1 );
2401         }
2402 }
2403
2404 void TextureBrowser_renameTag(){
2405         /* WORKAROUND: The tag treeview is set to GTK_SELECTION_MULTIPLE. Because
2406            gtk_tree_selection_get_selected() doesn't work with GTK_SELECTION_MULTIPLE,
2407            we need to count the number of selected rows first and use
2408            gtk_tree_selection_selected_foreach() then to go through the list of selected
2409            rows (which always containins a single row).
2410          */
2411
2412         GSList* selected = NULL;
2413
2414         GtkTreeSelection* selection = gtk_tree_view_get_selection( GTK_TREE_VIEW( g_TextureBrowser.m_treeViewTags ) );
2415         gtk_tree_selection_selected_foreach( selection, GtkTreeSelectionForeachFunc( TextureBrowser_selectionHelper ), &selected );
2416
2417         if ( g_slist_length( selected ) == 1 ) { // we only rename a single tag
2418                 CopiedString newTag;
2419                 EMessageBoxReturn result = DoShaderTagDlg( &newTag, "Rename shader tag" );
2420
2421                 if ( result == eIDOK && !newTag.empty() ) {
2422                         GtkTreeIter iterList;
2423                         gchar* rowTag;
2424                         gchar* oldTag = (char*)selected->data;
2425
2426                         bool row = gtk_tree_model_get_iter_first( GTK_TREE_MODEL( g_TextureBrowser.m_all_tags_list ), &iterList ) != 0;
2427
2428                         while ( row )
2429                         {
2430                                 gtk_tree_model_get( GTK_TREE_MODEL( g_TextureBrowser.m_all_tags_list ), &iterList, TAG_COLUMN, &rowTag, -1 );
2431
2432                                 if ( strcmp( rowTag, oldTag ) == 0 ) {
2433                                         gtk_list_store_set( g_TextureBrowser.m_all_tags_list, &iterList, TAG_COLUMN, newTag.c_str(), -1 );
2434                                 }
2435                                 row = gtk_tree_model_iter_next( GTK_TREE_MODEL( g_TextureBrowser.m_all_tags_list ), &iterList ) != 0;
2436                         }
2437
2438                         TagBuilder.RenameShaderTag( oldTag, newTag.c_str() );
2439
2440                         g_TextureBrowser.m_all_tags.erase( (CopiedString)oldTag );
2441                         g_TextureBrowser.m_all_tags.insert( newTag );
2442
2443                         BuildStoreAssignedTags( g_TextureBrowser.m_assigned_store, g_TextureBrowser.shader.c_str(), &g_TextureBrowser );
2444                         BuildStoreAvailableTags( g_TextureBrowser.m_available_store, g_TextureBrowser.m_assigned_store, g_TextureBrowser.m_all_tags, &g_TextureBrowser );
2445                 }
2446         }
2447         else
2448         {
2449                 gtk_MessageBox( GTK_WIDGET( g_TextureBrowser.m_parent ), "Select a single tag for renaming." );
2450         }
2451 }
2452
2453 void TextureBrowser_deleteTag(){
2454         GSList* selected = NULL;
2455
2456         GtkTreeSelection* selection = gtk_tree_view_get_selection( GTK_TREE_VIEW( g_TextureBrowser.m_treeViewTags ) );
2457         gtk_tree_selection_selected_foreach( selection, GtkTreeSelectionForeachFunc( TextureBrowser_selectionHelper ), &selected );
2458
2459         if ( g_slist_length( selected ) == 1 ) { // we only delete a single tag
2460                 EMessageBoxReturn result = gtk_MessageBox( GTK_WIDGET( g_TextureBrowser.m_parent ), "Are you sure you want to delete the selected tag?", "Delete Tag", eMB_YESNO, eMB_ICONQUESTION );
2461
2462                 if ( result == eIDYES ) {
2463                         GtkTreeIter iterSelected;
2464                         gchar *rowTag;
2465
2466                         gchar* tagSelected = (char*)selected->data;
2467
2468                         bool row = gtk_tree_model_get_iter_first( GTK_TREE_MODEL( g_TextureBrowser.m_all_tags_list ), &iterSelected ) != 0;
2469
2470                         while ( row )
2471                         {
2472                                 gtk_tree_model_get( GTK_TREE_MODEL( g_TextureBrowser.m_all_tags_list ), &iterSelected, TAG_COLUMN, &rowTag, -1 );
2473
2474                                 if ( strcmp( rowTag, tagSelected ) == 0 ) {
2475                                         gtk_list_store_remove( g_TextureBrowser.m_all_tags_list, &iterSelected );
2476                                         break;
2477                                 }
2478                                 row = gtk_tree_model_iter_next( GTK_TREE_MODEL( g_TextureBrowser.m_all_tags_list ), &iterSelected ) != 0;
2479                         }
2480
2481                         TagBuilder.DeleteTag( tagSelected );
2482                         g_TextureBrowser.m_all_tags.erase( (CopiedString)tagSelected );
2483
2484                         BuildStoreAssignedTags( g_TextureBrowser.m_assigned_store, g_TextureBrowser.shader.c_str(), &g_TextureBrowser );
2485                         BuildStoreAvailableTags( g_TextureBrowser.m_available_store, g_TextureBrowser.m_assigned_store, g_TextureBrowser.m_all_tags, &g_TextureBrowser );
2486                 }
2487         }
2488         else {
2489                 gtk_MessageBox( GTK_WIDGET( g_TextureBrowser.m_parent ), "Select a single tag for deletion." );
2490         }
2491 }
2492
2493 void TextureBrowser_copyTag(){
2494         g_TextureBrowser.m_copied_tags.clear();
2495         TagBuilder.GetShaderTags( g_TextureBrowser.shader.c_str(), g_TextureBrowser.m_copied_tags );
2496 }
2497
2498 void TextureBrowser_pasteTag(){
2499         IShader* ishader = QERApp_Shader_ForName( g_TextureBrowser.shader.c_str() );
2500         CopiedString shader = g_TextureBrowser.shader.c_str();
2501
2502         if ( !TagBuilder.CheckShaderTag( shader.c_str() ) ) {
2503                 CopiedString shaderFile = ishader->getShaderFileName();
2504                 if ( shaderFile.empty() ) {
2505                         // it's a texture
2506                         TagBuilder.AddShaderNode( shader.c_str(), CUSTOM, TEXTURE );
2507                 }
2508                 else
2509                 {
2510                         // it's a shader
2511                         TagBuilder.AddShaderNode( shader.c_str(), CUSTOM, SHADER );
2512                 }
2513
2514                 for ( size_t i = 0; i < g_TextureBrowser.m_copied_tags.size(); ++i )
2515                 {
2516                         TagBuilder.AddShaderTag( shader.c_str(), g_TextureBrowser.m_copied_tags[i].c_str(), TAG );
2517                 }
2518         }
2519         else
2520         {
2521                 for ( size_t i = 0; i < g_TextureBrowser.m_copied_tags.size(); ++i )
2522                 {
2523                         if ( !TagBuilder.CheckShaderTag( shader.c_str(), g_TextureBrowser.m_copied_tags[i].c_str() ) ) {
2524                                 // the tag doesn't exist - let's add it
2525                                 TagBuilder.AddShaderTag( shader.c_str(), g_TextureBrowser.m_copied_tags[i].c_str(), TAG );
2526                         }
2527                 }
2528         }
2529
2530         ishader->DecRef();
2531
2532         TagBuilder.SaveXmlDoc();
2533         BuildStoreAssignedTags( g_TextureBrowser.m_assigned_store, shader.c_str(), &g_TextureBrowser );
2534         BuildStoreAvailableTags( g_TextureBrowser.m_available_store, g_TextureBrowser.m_assigned_store, g_TextureBrowser.m_all_tags, &g_TextureBrowser );
2535 }
2536
2537 void RefreshShaders(){
2538
2539         /* When shaders are refreshed, forces reloading the textures as well.
2540         Previously it would at best only display shaders, at worst mess up some textured objects. */
2541
2542         GtkTreeSelection* selection = gtk_tree_view_get_selection((GtkTreeView*)GlobalTextureBrowser().m_treeViewTree);
2543         GtkTreeModel* model = NULL;
2544         GtkTreeIter iter;
2545         if ( gtk_tree_selection_get_selected (selection, &model, &iter) )
2546         {
2547                 gchar dirName[1024];
2548                 gchar* buffer;
2549                 gtk_tree_model_get( model, &iter, 0, &buffer, -1 );
2550                 strcpy( dirName, buffer );
2551                 g_free( buffer );
2552                 if ( !TextureBrowser_showWads() ) {
2553                         strcat( dirName, "/" );
2554                 }
2555
2556                 ScopeDisableScreenUpdates disableScreenUpdates( "Processing...", "Loading Shaders" );
2557                 GlobalShaderSystem().refresh();
2558                 /* texturebrowser tree update on vfs restart */
2559                 TextureBrowser_constructTreeStore();
2560                 UpdateAllWindows();
2561
2562                 TextureBrowser_ShowDirectory( GlobalTextureBrowser(), dirName );
2563                 TextureBrowser_queueDraw( GlobalTextureBrowser() );
2564         }
2565         else{
2566                 ScopeDisableScreenUpdates disableScreenUpdates( "Processing...", "Loading Shaders" );
2567                 GlobalShaderSystem().refresh();
2568                 /* texturebrowser tree update on vfs restart */
2569                 TextureBrowser_constructTreeStore();
2570                 UpdateAllWindows();
2571         }
2572
2573 }
2574
2575 void TextureBrowser_ToggleShowShaders(){
2576         g_TextureBrowser.m_showShaders ^= 1;
2577         g_TextureBrowser.m_showshaders_item.update();
2578
2579         g_TextureBrowser.m_heightChanged = true;
2580         g_TextureBrowser.m_originInvalid = true;
2581         g_activeShadersChangedCallbacks();
2582
2583         TextureBrowser_queueDraw( g_TextureBrowser );
2584 }
2585
2586 void TextureBrowser_ToggleShowTextures(){
2587         g_TextureBrowser.m_showTextures ^= 1;
2588         g_TextureBrowser.m_showtextures_item.update();
2589
2590         g_TextureBrowser.m_heightChanged = true;
2591         g_TextureBrowser.m_originInvalid = true;
2592         g_activeShadersChangedCallbacks();
2593
2594         TextureBrowser_queueDraw( g_TextureBrowser );
2595 }
2596
2597 void TextureBrowser_ToggleShowShaderListOnly(){
2598         g_TextureBrowser_shaderlistOnly ^= 1;
2599         g_TextureBrowser.m_showshaderlistonly_item.update();
2600
2601         TextureBrowser_constructTreeStore();
2602 }
2603
2604 void TextureBrowser_showAll(){
2605         g_TextureBrowser_currentDirectory = "";
2606         g_TextureBrowser.m_searchedTags = false;
2607 //      TextureBrowser_SetHideUnused( g_TextureBrowser, false );
2608         TextureBrowser_ToggleHideUnused();
2609         //TextureBrowser_heightChanged( g_TextureBrowser );
2610         TextureBrowser_updateTitle();
2611 }
2612
2613 void TextureBrowser_showUntagged(){
2614         EMessageBoxReturn result = gtk_MessageBox( GTK_WIDGET( g_TextureBrowser.m_parent ), "WARNING! This function might need a lot of memory and time. Are you sure you want to use it?", "Show Untagged", eMB_YESNO, eMB_ICONWARNING );
2615
2616         if ( result == eIDYES ) {
2617                 g_TextureBrowser.m_found_shaders.clear();
2618                 TagBuilder.GetUntagged( g_TextureBrowser.m_found_shaders );
2619                 std::set<CopiedString>::iterator iter;
2620
2621                 ScopeDisableScreenUpdates disableScreenUpdates( "Searching untagged textures...", "Loading Textures" );
2622
2623                 for ( iter = g_TextureBrowser.m_found_shaders.begin(); iter != g_TextureBrowser.m_found_shaders.end(); iter++ )
2624                 {
2625                         std::string path = ( *iter ).c_str();
2626                         size_t pos = path.find_last_of( "/", path.size() );
2627                         std::string name = path.substr( pos + 1, path.size() );
2628                         path = path.substr( 0, pos + 1 );
2629                         TextureDirectory_loadTexture( path.c_str(), name.c_str() );
2630                         globalErrorStream() << path.c_str() << name.c_str() << "\n";
2631                 }
2632
2633                 g_TextureBrowser_currentDirectory = "Untagged";
2634                 TextureBrowser_queueDraw( GlobalTextureBrowser() );
2635                 TextureBrowser_heightChanged( g_TextureBrowser );
2636                 TextureBrowser_updateTitle();
2637         }
2638 }
2639
2640 void TextureBrowser_FixedSize(){
2641         g_TextureBrowser_fixedSize ^= 1;
2642         GlobalTextureBrowser().m_fixedsize_item.update();
2643         TextureBrowser_activeShadersChanged( GlobalTextureBrowser() );
2644 }
2645
2646 void TextureBrowser_FilterNotex(){
2647         g_TextureBrowser_filterNotex ^= 1;
2648         GlobalTextureBrowser().m_filternotex_item.update();
2649         TextureBrowser_activeShadersChanged( GlobalTextureBrowser() );
2650 }
2651
2652 void TextureBrowser_EnableAlpha(){
2653         g_TextureBrowser_enableAlpha ^= 1;
2654         GlobalTextureBrowser().m_enablealpha_item.update();
2655         TextureBrowser_activeShadersChanged( GlobalTextureBrowser() );
2656 }
2657
2658 void TextureBrowser_exportTitle( const StringImportCallback& importer ){
2659         StringOutputStream buffer( 64 );
2660         buffer << "Textures: ";
2661         if ( !string_empty( g_TextureBrowser_currentDirectory.c_str() ) ) {
2662                 buffer << g_TextureBrowser_currentDirectory.c_str();
2663         }
2664         else
2665         {
2666                 buffer << "all";
2667         }
2668         importer( buffer.c_str() );
2669 }
2670
2671
2672 void TextureScaleImport( TextureBrowser& textureBrowser, int value ){
2673         switch ( value )
2674         {
2675         case 0:
2676                 TextureBrowser_setScale( textureBrowser, 10 );
2677                 break;
2678         case 1:
2679                 TextureBrowser_setScale( textureBrowser, 25 );
2680                 break;
2681         case 2:
2682                 TextureBrowser_setScale( textureBrowser, 50 );
2683                 break;
2684         case 3:
2685                 TextureBrowser_setScale( textureBrowser, 100 );
2686                 break;
2687         case 4:
2688                 TextureBrowser_setScale( textureBrowser, 200 );
2689                 break;
2690         }
2691 }
2692 typedef ReferenceCaller1<TextureBrowser, int, TextureScaleImport> TextureScaleImportCaller;
2693
2694 void TextureScaleExport( TextureBrowser& textureBrowser, const IntImportCallback& importer ){
2695         switch ( textureBrowser.m_textureScale )
2696         {
2697         case 10:
2698                 importer( 0 );
2699                 break;
2700         case 25:
2701                 importer( 1 );
2702                 break;
2703         case 50:
2704                 importer( 2 );
2705                 break;
2706         case 100:
2707                 importer( 3 );
2708                 break;
2709         case 200:
2710                 importer( 4 );
2711                 break;
2712         }
2713 }
2714 typedef ReferenceCaller1<TextureBrowser, const IntImportCallback&, TextureScaleExport> TextureScaleExportCaller;
2715
2716 void UniformTextureSizeImport( TextureBrowser& textureBrowser, int value ){
2717         if ( value >= 16 )
2718                 TextureBrowser_setUniformSize( textureBrowser, value );
2719 }
2720 typedef ReferenceCaller1<TextureBrowser, int, UniformTextureSizeImport> UniformTextureSizeImportCaller;
2721
2722 void UniformTextureMinSizeImport( TextureBrowser& textureBrowser, int value ){
2723         if ( value >= 16 )
2724                 TextureBrowser_setUniformMinSize( textureBrowser, value );
2725 }
2726 typedef ReferenceCaller1<TextureBrowser, int, UniformTextureMinSizeImport> UniformTextureMinSizeImportCaller;
2727
2728 void TextureBrowser_constructPreferences( PreferencesPage& page ){
2729         page.appendCheckBox(
2730                 "", "Texture scrollbar",
2731                 TextureBrowserImportShowScrollbarCaller( GlobalTextureBrowser() ),
2732                 BoolExportCaller( GlobalTextureBrowser().m_showTextureScrollbar )
2733                 );
2734         {
2735                 const char* texture_scale[] = { "10%", "25%", "50%", "100%", "200%" };
2736                 page.appendCombo(
2737                         "Texture Thumbnail Scale",
2738                         STRING_ARRAY_RANGE( texture_scale ),
2739                         IntImportCallback( TextureScaleImportCaller( GlobalTextureBrowser() ) ),
2740                         IntExportCallback( TextureScaleExportCaller( GlobalTextureBrowser() ) )
2741                         );
2742         }
2743         page.appendSpinner( "Thumbnails Max Size", GlobalTextureBrowser().m_uniformTextureSize, GlobalTextureBrowser().m_uniformTextureSize, 16, 8192 );
2744         page.appendSpinner( "Thumbnails Min Size", GlobalTextureBrowser().m_uniformTextureMinSize, GlobalTextureBrowser().m_uniformTextureMinSize, 16, 8192 );
2745         page.appendEntry( "Mousewheel Increment", GlobalTextureBrowser().m_mouseWheelScrollIncrement );
2746         {
2747                 const char* startup_shaders[] = { "None", TextureBrowser_getComonShadersName() };
2748                 page.appendCombo( "Load Shaders at Startup", reinterpret_cast<int&>( GlobalTextureBrowser().m_startupShaders ), STRING_ARRAY_RANGE( startup_shaders ) );
2749         }
2750         {
2751                 StringOutputStream sstream( 256 );
2752                 sstream << "Hide nonShaders in " << TextureBrowser_getComonShadersDir() << " folder";
2753                 page.appendCheckBox(
2754                         "", sstream.c_str(),
2755                         GlobalTextureBrowser().m_hideNonShadersInCommon
2756                         );
2757         }
2758 }
2759 void TextureBrowser_constructPage( PreferenceGroup& group ){
2760         PreferencesPage page( group.createPage( "Texture Browser", "Texture Browser Preferences" ) );
2761         TextureBrowser_constructPreferences( page );
2762 }
2763 void TextureBrowser_registerPreferencesPage(){
2764         PreferencesDialog_addSettingsPage( FreeCaller1<PreferenceGroup&, TextureBrowser_constructPage>() );
2765 }
2766
2767
2768 #include "preferencesystem.h"
2769 #include "stringio.h"
2770
2771 typedef ReferenceCaller1<TextureBrowser, std::size_t, TextureBrowser_setScale> TextureBrowserSetScaleCaller;
2772
2773
2774
2775 void TextureClipboard_textureSelected( const char* shader );
2776
2777 void TextureBrowser_Construct(){
2778         GlobalCommands_insert( "ShaderInfo", FreeCaller<TextureBrowser_shaderInfo>() );
2779         GlobalCommands_insert( "ShowUntagged", FreeCaller<TextureBrowser_showUntagged>() );
2780         GlobalCommands_insert( "AddTag", FreeCaller<TextureBrowser_addTag>() );
2781         GlobalCommands_insert( "RenameTag", FreeCaller<TextureBrowser_renameTag>() );
2782         GlobalCommands_insert( "DeleteTag", FreeCaller<TextureBrowser_deleteTag>() );
2783         GlobalCommands_insert( "CopyTag", FreeCaller<TextureBrowser_copyTag>() );
2784         GlobalCommands_insert( "PasteTag", FreeCaller<TextureBrowser_pasteTag>() );
2785         GlobalCommands_insert( "RefreshShaders", FreeCaller<RefreshShaders>() );
2786         GlobalToggles_insert( "ShowInUse", FreeCaller<TextureBrowser_ToggleHideUnused>(), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_hideunused_item ), Accelerator( 'U' ) );
2787         GlobalCommands_insert( "ShowAllTextures", FreeCaller<TextureBrowser_showAll>(), Accelerator( 'A', (GdkModifierType)GDK_CONTROL_MASK ) );
2788         GlobalCommands_insert( "ToggleTextures", FreeCaller<TextureBrowser_toggleShow>(), Accelerator( 'T' ) );
2789         GlobalToggles_insert( "ToggleShowShaders", FreeCaller<TextureBrowser_ToggleShowShaders>(), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_showshaders_item ) );
2790         GlobalToggles_insert( "ToggleShowTextures", FreeCaller<TextureBrowser_ToggleShowTextures>(), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_showtextures_item ) );
2791         GlobalToggles_insert( "ToggleShowShaderlistOnly", FreeCaller<TextureBrowser_ToggleShowShaderListOnly>(), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_showshaderlistonly_item ) );
2792         GlobalToggles_insert( "FixedSize", FreeCaller<TextureBrowser_FixedSize>(), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_fixedsize_item ) );
2793         GlobalToggles_insert( "FilterNotex", FreeCaller<TextureBrowser_FilterNotex>(), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_filternotex_item ) );
2794         GlobalToggles_insert( "EnableAlpha", FreeCaller<TextureBrowser_EnableAlpha>(), ToggleItem::AddCallbackCaller( g_TextureBrowser.m_enablealpha_item ) );
2795
2796         GlobalPreferenceSystem().registerPreference( "TextureScale",
2797                                                                                                  makeSizeStringImportCallback( TextureBrowserSetScaleCaller( g_TextureBrowser ) ),
2798                                                                                                  SizeExportStringCaller( g_TextureBrowser.m_textureScale )
2799                                                                                                  );
2800         GlobalPreferenceSystem().registerPreference( "UniformTextureSize",
2801                                                                                                 makeIntStringImportCallback(UniformTextureSizeImportCaller(g_TextureBrowser)),
2802                                                                                                 IntExportStringCaller(g_TextureBrowser.m_uniformTextureSize) );
2803         GlobalPreferenceSystem().registerPreference( "UniformTextureMinSize",
2804                                                                                                 makeIntStringImportCallback(UniformTextureMinSizeImportCaller(g_TextureBrowser)),
2805                                                                                                 IntExportStringCaller(g_TextureBrowser.m_uniformTextureMinSize) );
2806         GlobalPreferenceSystem().registerPreference( "TextureScrollbar",
2807                                                                                                  makeBoolStringImportCallback( TextureBrowserImportShowScrollbarCaller( g_TextureBrowser ) ),
2808                                                                                                  BoolExportStringCaller( GlobalTextureBrowser().m_showTextureScrollbar )
2809                                                                                                  );
2810         GlobalPreferenceSystem().registerPreference( "ShowShaders", BoolImportStringCaller( GlobalTextureBrowser().m_showShaders ), BoolExportStringCaller( GlobalTextureBrowser().m_showShaders ) );
2811         GlobalPreferenceSystem().registerPreference( "ShowTextures", BoolImportStringCaller( GlobalTextureBrowser().m_showTextures ), BoolExportStringCaller( GlobalTextureBrowser().m_showTextures ) );
2812         GlobalPreferenceSystem().registerPreference( "ShowShaderlistOnly", BoolImportStringCaller( g_TextureBrowser_shaderlistOnly ), BoolExportStringCaller( g_TextureBrowser_shaderlistOnly ) );
2813         GlobalPreferenceSystem().registerPreference( "FixedSize", BoolImportStringCaller( g_TextureBrowser_fixedSize ), BoolExportStringCaller( g_TextureBrowser_fixedSize ) );
2814         GlobalPreferenceSystem().registerPreference( "FilterNotex", BoolImportStringCaller( g_TextureBrowser_filterNotex ), BoolExportStringCaller( g_TextureBrowser_filterNotex ) );
2815         GlobalPreferenceSystem().registerPreference( "EnableAlpha", BoolImportStringCaller( g_TextureBrowser_enableAlpha ), BoolExportStringCaller( g_TextureBrowser_enableAlpha ) );
2816         GlobalPreferenceSystem().registerPreference( "LoadShaders", IntImportStringCaller( reinterpret_cast<int&>( GlobalTextureBrowser().m_startupShaders ) ), IntExportStringCaller( reinterpret_cast<int&>( GlobalTextureBrowser().m_startupShaders ) ) );
2817         GlobalPreferenceSystem().registerPreference( "WheelMouseInc", SizeImportStringCaller( GlobalTextureBrowser().m_mouseWheelScrollIncrement ), SizeExportStringCaller( GlobalTextureBrowser().m_mouseWheelScrollIncrement ) );
2818         GlobalPreferenceSystem().registerPreference( "SI_Colors0", Vector3ImportStringCaller( GlobalTextureBrowser().color_textureback ), Vector3ExportStringCaller( GlobalTextureBrowser().color_textureback ) );
2819         GlobalPreferenceSystem().registerPreference( "HideNonShadersInCommon", BoolImportStringCaller( GlobalTextureBrowser().m_hideNonShadersInCommon ), BoolExportStringCaller( GlobalTextureBrowser().m_hideNonShadersInCommon ) );
2820
2821         g_TextureBrowser.shader = texdef_name_default();
2822
2823         Textures_setModeChangedNotify( ReferenceCaller<TextureBrowser, TextureBrowser_queueDraw>( g_TextureBrowser ) );
2824
2825         TextureBrowser_registerPreferencesPage();
2826
2827         GlobalShaderSystem().attach( g_ShadersObserver );
2828
2829         TextureBrowser_textureSelected = TextureClipboard_textureSelected;
2830 }
2831 void TextureBrowser_Destroy(){
2832         GlobalShaderSystem().detach( g_ShadersObserver );
2833
2834         Textures_setModeChangedNotify( Callback() );
2835 }
2836
2837 GtkWidget* TextureBrowser_getGLWidget(){
2838         return GlobalTextureBrowser().m_gl_widget;
2839 }