git.sesse.net Git - vlc/blob - modules/gui/wxwidgets/dialogs/preferences.cpp

   1 /*****************************************************************************
   2  * preferences.cpp : wxWindows plugin for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2000-2004 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Gildas Bazin <gbazin@netcourrier.com>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27
  28 #include "dialogs/preferences.hpp"
  29 #include <vlc_config_cat.h>
  30 #include "dialogs/preferences_widgets.h"
  31
  32 #include <wx/combobox.h>
  33 #include <wx/statline.h>
  34 #include <wx/clntdata.h>
  35 #include <wx/dynarray.h>
  36 #include <wx/imaglist.h>
  37 #include <wx/treectrl.h>
  38
  39 #include "bitmaps/type_net.xpm"
  40 #include "bitmaps/codec.xpm"
  41 #include "bitmaps/video.xpm"
  42 #include "bitmaps/type_playlist.xpm"
  43 #include "bitmaps/advanced.xpm"
  44 #include "bitmaps/intf.xpm"
  45 #include "bitmaps/audio.xpm"
  46
  47 #ifndef wxRB_SINGLE
  48 #   define wxRB_SINGLE 0
  49 #endif
  50
  51 #define TYPE_CATEGORY 0
  52 #define TYPE_CATSUBCAT 1  /* Category with embedded subcategory */
  53 #define TYPE_SUBCATEGORY 2
  54 #define TYPE_MODULE 3
  55
  56 /*****************************************************************************
  57  * Classes declarations.
  58  *****************************************************************************/
  59 class ConfigTreeData;
  60 class PrefsTreeCtrl : public wxTreeCtrl
  61 {
  62 public:
  63
  64     PrefsTreeCtrl() { }
  65     PrefsTreeCtrl( wxWindow *parent, intf_thread_t *_p_intf,
  66                    PrefsDialog *p_prefs_dialog, wxBoxSizer *_p_sizer );
  67     virtual ~PrefsTreeCtrl();
  68
  69     void ApplyChanges();
  70     void CleanChanges();
  71
  72 private:
  73     /* Event handlers (these functions should _not_ be virtual) */
  74     void OnSelectTreeItem( wxTreeEvent& event );
  75     void OnAdvanced( wxCommandEvent& event );
  76
  77     ConfigTreeData *FindModuleConfig( ConfigTreeData *config_data );
  78
  79     DECLARE_EVENT_TABLE()
  80
  81     intf_thread_t *p_intf;
  82     PrefsDialog *p_prefs_dialog;
  83     wxBoxSizer *p_sizer;
  84     wxWindow *p_parent;
  85     vlc_bool_t b_advanced;
  86
  87     wxPanel *p_current;
  88
  89     wxTreeItemId root_item;
  90     wxTreeItemId plugins_item;
  91 };
  92
  93 WX_DEFINE_ARRAY(ConfigControl *, ArrayOfConfigControls);
  94
  95 class PrefsPanel : public wxPanel
  96 {
  97 public:
  98
  99     PrefsPanel() { }
 100     PrefsPanel( wxWindow *parent, intf_thread_t *_p_intf,
 101                 PrefsDialog *, ConfigTreeData* );
 102     virtual ~PrefsPanel() {}
 103
 104     void ApplyChanges();
 105     void SwitchAdvanced( vlc_bool_t );
 106
 107 private:
 108     intf_thread_t *p_intf;
 109     PrefsDialog *p_prefs_dialog;
 110
 111     vlc_bool_t b_advanced;
 112
 113     wxStaticText *hidden_text;
 114     wxBoxSizer *config_sizer;
 115     wxScrolledWindow *config_window;
 116
 117     ArrayOfConfigControls config_array;
 118 };
 119
 120 class ConfigTreeData : public wxTreeItemData
 121 {
 122 public:
 123
 124     ConfigTreeData() { b_submodule = 0; panel = NULL; psz_name = NULL;
 125                        psz_help = NULL; }
 126     virtual ~ConfigTreeData() {
 127                                  if( panel ) delete panel;
 128                                  if( psz_name ) free( psz_name );
 129                                  if( psz_help ) free( psz_help );
 130                               };
 131
 132     vlc_bool_t b_submodule;
 133
 134     PrefsPanel *panel;
 135     wxBoxSizer *sizer;
 136
 137     int i_object_id;
 138     int i_subcat_id;
 139     int i_type;
 140     char *psz_name;
 141     char *psz_help;
 142 };
 143
 144 /*****************************************************************************
 145  * Event Table.
 146  *****************************************************************************/
 147
 148 /* IDs for the controls and the menu commands */
 149 enum
 150 {
 151     Notebook_Event = wxID_HIGHEST,
 152     MRL_Event,
 153     ResetAll_Event,
 154     Advanced_Event,
 155 };
 156
 157 BEGIN_EVENT_TABLE(PrefsDialog, wxFrame)
 158     /* Button events */
 159     EVT_BUTTON(wxID_OK, PrefsDialog::OnOk)
 160     EVT_BUTTON(wxID_CANCEL, PrefsDialog::OnCancel)
 161     EVT_BUTTON(wxID_SAVE, PrefsDialog::OnSave)
 162     EVT_BUTTON(ResetAll_Event, PrefsDialog::OnResetAll)
 163     EVT_CHECKBOX(Advanced_Event, PrefsDialog::OnAdvanced)
 164
 165     /* Don't destroy the window when the user closes it */
 166     EVT_CLOSE(PrefsDialog::OnClose)
 167 END_EVENT_TABLE()
 168
 169 // menu and control ids
 170 enum
 171 {
 172     PrefsTree_Ctrl = wxID_HIGHEST
 173 };
 174
 175 BEGIN_EVENT_TABLE(PrefsTreeCtrl, wxTreeCtrl)
 176     EVT_TREE_SEL_CHANGED(PrefsTree_Ctrl, PrefsTreeCtrl::OnSelectTreeItem)
 177     EVT_COMMAND(Advanced_Event, wxEVT_USER_FIRST, PrefsTreeCtrl::OnAdvanced)
 178 END_EVENT_TABLE()
 179
 180 /*****************************************************************************
 181  * Constructor.
 182  *****************************************************************************/
 183 PrefsDialog::PrefsDialog( intf_thread_t *_p_intf, wxWindow *p_parent)
 184   :  wxFrame( p_parent, -1, wxU(_("Preferences")), wxDefaultPosition,
 185               wxSize(700,450), wxDEFAULT_FRAME_STYLE )
 186 {
 187     /* Initializations */
 188     p_intf = _p_intf;
 189     SetIcon( *p_intf->p_sys->p_icon );
 190
 191     /* Create a panel to put everything in */
 192     wxPanel *panel = new wxPanel( this, -1 );
 193     panel->SetAutoLayout( TRUE );
 194
 195     /* Create the preferences tree control */
 196     wxBoxSizer *controls_sizer = new wxBoxSizer( wxHORIZONTAL );
 197     prefs_tree =
 198         new PrefsTreeCtrl( panel, p_intf, this, controls_sizer );
 199
 200     /* Separation */
 201     wxStaticLine *static_line = new wxStaticLine( panel, wxID_OK );
 202
 203 #if 0
 204     /* Create the buttons */
 205     wxButton *ok_button = new wxButton( panel, wxID_OK, wxU(_("OK")) );
 206     ok_button->SetDefault();
 207 #endif
 208     wxButton *save_button = new wxButton( panel, wxID_SAVE, wxU(_("&Save")) );
 209     save_button->SetDefault();
 210     wxButton *cancel_button = new wxButton( panel, wxID_CANCEL,
 211                                             wxU(_("&Cancel")) );
 212     wxButton *reset_button = new wxButton( panel, ResetAll_Event,
 213                                            wxU(_("Reset All")) );
 214
 215     wxPanel *dummy_panel = new wxPanel( this, -1 );
 216     wxCheckBox *advanced_checkbox =
 217         new wxCheckBox( panel, Advanced_Event, wxU(_("Advanced options")) );
 218
 219     if( config_GetInt( p_intf, "advanced" ) )
 220     {
 221         advanced_checkbox->SetValue(TRUE);
 222         wxCommandEvent dummy_event;
 223         dummy_event.SetInt(TRUE);
 224         OnAdvanced( dummy_event );
 225     }
 226
 227     /* Place everything in sizers */
 228     wxBoxSizer *button_sizer = new wxBoxSizer( wxHORIZONTAL );
 229 #if 0
 230     button_sizer->Add( ok_button, 0, wxALL, 5 );
 231 #endif
 232     button_sizer->Add( save_button, 0, wxALL, 5 );
 233     button_sizer->Add( cancel_button, 0, wxALL, 5 );
 234     button_sizer->Add( reset_button, 0, wxALL, 5 );
 235     button_sizer->Add( dummy_panel, 1, wxALL, 5 );
 236     button_sizer->Add( advanced_checkbox, 0, wxALL | wxALIGN_RIGHT |
 237                        wxALIGN_CENTER_VERTICAL, 0 );
 238     button_sizer->Layout();
 239
 240     wxBoxSizer *main_sizer = new wxBoxSizer( wxVERTICAL );
 241     wxBoxSizer *panel_sizer = new wxBoxSizer( wxVERTICAL );
 242     panel_sizer->Add( controls_sizer, 1, wxEXPAND | wxALL, 5 );
 243     panel_sizer->Add( static_line, 0, wxEXPAND | wxALL, 5 );
 244     panel_sizer->Add( button_sizer, 0, wxALIGN_LEFT | wxALIGN_BOTTOM |
 245                       wxALL | wxEXPAND, 5 );
 246     panel_sizer->Layout();
 247     panel->SetSizer( panel_sizer );
 248     main_sizer->Add( panel, 1, wxEXPAND, 0 );
 249     main_sizer->Layout();
 250     SetSizer( main_sizer );
 251 }
 252
 253 PrefsDialog::~PrefsDialog()
 254 {
 255 }
 256
 257 /*****************************************************************************
 258  * Private methods.
 259  *****************************************************************************/
 260
 261
 262 /*****************************************************************************
 263  * Events methods.
 264  *****************************************************************************/
 265 void PrefsDialog::OnOk( wxCommandEvent& WXUNUSED(event) )
 266 {
 267     prefs_tree->ApplyChanges();
 268     this->Hide();
 269     prefs_tree->CleanChanges();
 270 }
 271
 272 void PrefsDialog::OnClose( wxCloseEvent& WXUNUSED(event) )
 273 {
 274     wxCommandEvent cevent;
 275     OnCancel(cevent);
 276 }
 277
 278 void PrefsDialog::OnCancel( wxCommandEvent& WXUNUSED(event) )
 279 {
 280     this->Hide();
 281     prefs_tree->CleanChanges();
 282 }
 283
 284 void PrefsDialog::OnSave( wxCommandEvent& WXUNUSED(event) )
 285 {
 286     prefs_tree->ApplyChanges();
 287     config_SaveConfigFile( p_intf, NULL );
 288     this->Hide();
 289 }
 290
 291 void PrefsDialog::OnResetAll( wxCommandEvent& WXUNUSED(event) )
 292 {
 293     wxMessageDialog dlg( this,
 294         wxU(_("This will reset your VLC media player preferences.\n"
 295               "Are you sure you want to continue?")),
 296         wxU(_("Reset Preferences")), wxYES_NO|wxNO_DEFAULT|wxCENTRE );
 297
 298     if ( dlg.ShowModal() == wxID_YES )
 299     {
 300         /* TODO: need to reset all the controls */
 301         config_ResetAll( p_intf );
 302         prefs_tree->CleanChanges();
 303         config_SaveConfigFile( p_intf, NULL );
 304     }
 305 }
 306
 307 void PrefsDialog::OnAdvanced( wxCommandEvent& event )
 308 {
 309     wxCommandEvent newevent( wxEVT_USER_FIRST, Advanced_Event );
 310     newevent.SetInt( event.GetInt() );
 311
 312     prefs_tree->AddPendingEvent( newevent );
 313 }
 314
 315 /*****************************************************************************
 316  * PrefsTreeCtrl class definition.
 317  *****************************************************************************/
 318 PrefsTreeCtrl::PrefsTreeCtrl( wxWindow *_p_parent, intf_thread_t *_p_intf,
 319                               PrefsDialog *_p_prefs_dialog,
 320                               wxBoxSizer *_p_sizer )
 321   : wxTreeCtrl( _p_parent, PrefsTree_Ctrl, wxDefaultPosition, wxSize(200,-1),
 322                 wxTR_NO_LINES | wxTR_FULL_ROW_HIGHLIGHT |
 323                 wxTR_LINES_AT_ROOT | wxTR_HIDE_ROOT |
 324                 wxTR_HAS_BUTTONS | wxTR_TWIST_BUTTONS | wxSUNKEN_BORDER )
 325 {
 326     vlc_list_t      *p_list = NULL;;
 327     module_t        *p_module;
 328     module_config_t *p_item, *p_end;
 329     int i_index, i_image=0;
 330
 331     /* Initializations */
 332     p_intf = _p_intf;
 333     p_prefs_dialog = _p_prefs_dialog;
 334     p_sizer = _p_sizer;
 335     p_parent = _p_parent;
 336     b_advanced = VLC_FALSE;
 337
 338     root_item = AddRoot( wxT("") );
 339     wxASSERT_MSG(root_item.IsOk(), wxT("Could not add root item"));
 340
 341     wxImageList *p_images = new wxImageList( 16,16,TRUE );
 342     p_images->Add( wxIcon( audio_xpm ) );
 343     p_images->Add( wxIcon( video_xpm ) );
 344     p_images->Add( wxIcon( codec_xpm ) );
 345     p_images->Add( wxIcon( type_net_xpm ) );
 346     p_images->Add( wxIcon( advanced_xpm ) );
 347     p_images->Add( wxIcon( type_playlist_xpm ) );
 348     p_images->Add( wxIcon( intf_xpm ) );
 349     AssignImageList( p_images );
 350
 351     /* List the plugins */
 352     p_list = vlc_list_find( p_intf, VLC_OBJECT_MODULE, FIND_ANYWHERE );
 353     if( !p_list ) return;
 354
 355     /* Build the categories list */
 356     for( i_index = 0; i_index < p_list->i_count; i_index++ )
 357     {
 358         p_module = (module_t *)p_list->p_values[i_index].p_object;
 359         if( !strcmp( p_module->psz_object_name, "main" ) )
 360             break;
 361     }
 362     if( i_index < p_list->i_count )
 363     {
 364         wxTreeItemId current_item;
 365         const char *psz_help;
 366         /* We found the main module */
 367
 368         /* Enumerate config categories and store a reference so we can
 369          * generate their config panel them when it is asked by the user. */
 370
 371         for (size_t i = 0; i < p_module->confsize; i++)
 372         {
 373             module_config_t *p_item = p_module->p_config + i;
 374             ConfigTreeData *config_data;
 375             switch( p_item->i_type )
 376             {
 377             case CONFIG_CATEGORY:
 378                 config_data = new ConfigTreeData;
 379                 if( p_item->value.i == -1 )   break; // Don't display it
 380                 config_data->psz_name = strdup( config_CategoryNameGet(
 381                                                             p_item->value.i ) );
 382                 psz_help = config_CategoryHelpGet( p_item->value.i );
 383                 if( psz_help )
 384                 {
 385                     config_data->psz_help = wraptext( strdup( psz_help ), 72 );
 386                 }
 387                 else
 388                 {
 389                     config_data->psz_help = NULL;
 390                 }
 391                 config_data->i_type = TYPE_CATEGORY;
 392                 config_data->i_object_id = p_item->value.i;
 393
 394                 /* Add the category to the tree */
 395                 switch( p_item->value.i )
 396                 {
 397                     case CAT_AUDIO:
 398                         i_image = 0; break;
 399                     case CAT_VIDEO:
 400                         i_image = 1; break;
 401                     case CAT_INPUT:
 402                         i_image = 2; break;
 403                     case CAT_SOUT:
 404                         i_image = 3; break;
 405                     case CAT_ADVANCED:
 406                         i_image = 4; break;
 407                     case CAT_PLAYLIST:
 408                         i_image = 5; break;
 409                     case CAT_INTERFACE:
 410                         i_image = 6; break;
 411                 }
 412                 current_item = AppendItem( root_item,
 413                                            wxU( _(config_data->psz_name) ),
 414                                            i_image, -1, config_data );
 415
 416                 break;
 417             case CONFIG_SUBCATEGORY:
 418                 if( p_item->value.i == -1 ) break; // Don't display it
 419                 /* Special case: move the "general" subcategories to their
 420                  * parent category */
 421                 if( p_item->value.i == SUBCAT_VIDEO_GENERAL ||
 422                     p_item->value.i == SUBCAT_ADVANCED_MISC ||
 423                     p_item->value.i == SUBCAT_INPUT_GENERAL ||
 424                     p_item->value.i == SUBCAT_INTERFACE_GENERAL ||
 425                     p_item->value.i == SUBCAT_SOUT_GENERAL||
 426                     p_item->value.i == SUBCAT_PLAYLIST_GENERAL||
 427                     p_item->value.i == SUBCAT_AUDIO_GENERAL )
 428                 {
 429                     ConfigTreeData *cd = (ConfigTreeData *)
 430                                             GetItemData( current_item );
 431                     cd->i_type = TYPE_CATSUBCAT;
 432                     cd->i_subcat_id = p_item->value.i;
 433                     if( cd->psz_name ) free( cd->psz_name );
 434                     cd->psz_name = strdup(  config_CategoryNameGet(
 435                                                       p_item->value.i ) );
 436                     if( cd->psz_help ) free( cd->psz_help );
 437                     const char *psz_help = config_CategoryHelpGet( p_item->value.i );
 438                     if( psz_help )
 439                     {
 440                         cd->psz_help = wraptext( strdup( psz_help ), 72 );
 441                     }
 442                     else
 443                     {
 444                         cd->psz_help = NULL;
 445                     }
 446                     continue;
 447                 }
 448
 449                 config_data = new ConfigTreeData;
 450
 451                 config_data->psz_name = strdup(  config_CategoryNameGet(
 452                                                            p_item->value.i ) );
 453                 psz_help = config_CategoryHelpGet( p_item->value.i );
 454                 if( psz_help )
 455                 {
 456                     config_data->psz_help = wraptext( strdup( psz_help ), 72 );
 457                 }
 458                 else
 459                 {
 460                     config_data->psz_help = NULL;
 461                 }
 462                 config_data->i_type = TYPE_SUBCATEGORY;
 463                 config_data->i_object_id = p_item->value.i;
 464                 /* WXMSW doesn't know image -1 ... FIXME */
 465                 #ifdef __WXMSW__
 466                 switch( p_item->value.i / 100 )
 467                 {
 468                     case CAT_AUDIO:
 469                         i_image = 0; break;
 470                     case CAT_VIDEO:
 471                         i_image = 1; break;
 472                     case CAT_INPUT:
 473                         i_image = 2; break;
 474                     case CAT_SOUT:
 475                         i_image = 3; break;
 476                     case CAT_ADVANCED:
 477                         i_image = 4; break;
 478                     case CAT_PLAYLIST:
 479                         i_image = 5; break;
 480                     case CAT_INTERFACE:
 481                         i_image = 6; break;
 482                 }
 483                 #else
 484                 i_image = -1;
 485                 #endif
 486                 AppendItem( current_item, wxU( _(config_data->psz_name) ),
 487                             i_image, -1, config_data );
 488                 break;
 489             }
 490         }
 491
 492     }
 493
 494
 495     /*
 496      * Build a tree of all the plugins
 497      */
 498     for( i_index = 0; i_index < p_list->i_count; i_index++ )
 499     {
 500         int i_category = -1;
 501         int i_subcategory = -1;
 502         int i_options = 0;
 503
 504         p_module = (module_t *)p_list->p_values[i_index].p_object;
 505
 506         /* Exclude the main module */
 507         if( !strcmp( p_module->psz_object_name, "main" ) )
 508             continue;
 509         /* Exclude empty plugins (submodules don't have config options, they
 510          * are stored in the parent module) */
 511         if( p_module->b_submodule )
 512               continue;
 513 //            p_item = ((module_t *)p_module->p_parent)->p_config;
 514         else
 515         for (size_t i = 0; i < p_module->confsize; i++)
 516         {
 517             module_config_t *p_item = p_module->p_config + i;
 518             if( p_item->i_type == CONFIG_CATEGORY )
 519             {
 520                 i_category = p_item->value.i;
 521             }
 522             else if( p_item->i_type == CONFIG_SUBCATEGORY )
 523             {
 524                 i_subcategory = p_item->value.i;
 525             }
 526             if( p_item->i_type & CONFIG_ITEM )
 527                 i_options ++;
 528             if( i_options > 0 && i_category >= 0 && i_subcategory >= 0 )
 529             {
 530                 break;
 531             }
 532         }
 533
 534         if( !i_options ) continue;
 535
 536         /* Find the right category item */
 537         wxTreeItemIdValue cookie;
 538         vlc_bool_t b_found = VLC_FALSE;
 539
 540         wxTreeItemId category_item = GetFirstChild( root_item , cookie);
 541         while( category_item.IsOk() )
 542         {
 543             ConfigTreeData *config_data =
 544                     (ConfigTreeData *)GetItemData( category_item );
 545             if( config_data->i_object_id == i_category )
 546             {
 547                 b_found = VLC_TRUE;
 548                 break;
 549             }
 550             category_item = GetNextChild( root_item, cookie );
 551         }
 552         if( !b_found ) continue;
 553
 554         /* Find subcategory item */
 555         b_found = VLC_FALSE;
 556         //cookie = -1;
 557         wxTreeItemId subcategory_item = GetFirstChild( category_item, cookie );
 558         while( subcategory_item.IsOk() )
 559         {
 560             ConfigTreeData *config_data =
 561                     (ConfigTreeData *)GetItemData( subcategory_item );
 562             if( config_data->i_object_id == i_subcategory )
 563             {
 564                 b_found = VLC_TRUE;
 565                 break;
 566             }
 567             subcategory_item = GetNextChild( category_item, cookie );
 568         }
 569         if( !b_found )
 570         {
 571             subcategory_item = category_item;
 572         }
 573
 574         /* Add the plugin to the tree */
 575         ConfigTreeData *config_data = new ConfigTreeData;
 576         config_data->b_submodule = p_module->b_submodule;
 577         config_data->i_type = TYPE_MODULE;
 578         config_data->i_object_id = p_module->b_submodule ?
 579             ((module_t *)p_module->p_parent)->i_object_id :
 580         p_module->i_object_id;
 581         config_data->psz_help = NULL;
 582
 583         /* WXMSW doesn't know image -1 ... FIXME */
 584         #ifdef __WXMSW__
 585         switch( i_subcategory / 100 )
 586         {
 587             case CAT_AUDIO:
 588                 i_image = 0; break;
 589             case CAT_VIDEO:
 590                 i_image = 1; break;
 591             case CAT_INPUT:
 592                 i_image = 2; break;
 593             case CAT_SOUT:
 594                 i_image = 3; break;
 595             case CAT_ADVANCED:
 596                 i_image = 4; break;
 597             case CAT_PLAYLIST:
 598                 i_image = 5; break;
 599             case CAT_INTERFACE:
 600                 i_image = 6; break;
 601         }
 602         #else
 603         i_image = -1;
 604         #endif
 605         AppendItem( subcategory_item, wxU( p_module->psz_shortname ?
 606                        p_module->psz_shortname : p_module->psz_object_name )
 607                                     , i_image, -1,
 608                     config_data );
 609     }
 610
 611     /* Sort all this mess */
 612     wxTreeItemIdValue cookie;
 613     size_t i_child_index;
 614     wxTreeItemId capability_item = GetFirstChild( root_item, cookie);
 615     for( i_child_index = 0;
 616          (capability_item.IsOk() &&
 617           //(i_child_index < GetChildrenCount( plugins_item, FALSE )));
 618           (i_child_index < GetChildrenCount( root_item, FALSE )));
 619          i_child_index++ )
 620     {
 621         SortChildren( capability_item );
 622         //capability_item = GetNextChild( plugins_item, cookie );
 623         capability_item = GetNextChild( root_item, cookie );
 624     }
 625
 626     /* Clean-up everything */
 627     vlc_list_release( p_list );
 628
 629     p_sizer->Add( this, 1, wxEXPAND | wxALL, 0 );
 630     p_sizer->Layout();
 631
 632     p_current = NULL;
 633
 634     /* Update Tree Ctrl */
 635 #ifndef WIN32 /* Workaround a bug in win32 implementation */
 636     SelectItem( GetFirstChild( root_item, cookie ) );
 637 #endif
 638
 639     //cannot expand hidden root item
 640     //Expand( root_item );
 641 }
 642
 643 PrefsTreeCtrl::~PrefsTreeCtrl(){
 644 }
 645
 646 void PrefsTreeCtrl::ApplyChanges()
 647 {
 648     wxTreeItemIdValue cookie, cookie2, cookie3;
 649     ConfigTreeData *config_data;
 650
 651     wxTreeItemId category = GetFirstChild( root_item, cookie );
 652     while( category.IsOk() )
 653     {
 654         wxTreeItemId subcategory = GetFirstChild( category, cookie2 );
 655         while( subcategory.IsOk() )
 656         {
 657             wxTreeItemId module = GetFirstChild( subcategory, cookie3 );
 658             while( module.IsOk() )
 659             {
 660                 config_data = (ConfigTreeData *)GetItemData( module );
 661                 if( config_data && config_data->panel )
 662                 {
 663                     config_data->panel->ApplyChanges();
 664                 }
 665                 module = GetNextChild( subcategory, cookie3 );
 666             }
 667             config_data = (ConfigTreeData *)GetItemData( subcategory );
 668             if( config_data && config_data->panel )
 669             {
 670                 config_data->panel->ApplyChanges();
 671             }
 672             subcategory = GetNextChild( category, cookie2 );
 673         }
 674         config_data = (ConfigTreeData *)GetItemData( category );
 675         if( config_data && config_data->panel )
 676         {
 677             config_data->panel->ApplyChanges();
 678         }
 679         category = GetNextChild( root_item, cookie );
 680     }
 681 }
 682
 683 void PrefsTreeCtrl::CleanChanges()
 684 {
 685     wxTreeItemIdValue cookie, cookie2, cookie3;
 686     ConfigTreeData *config_data;
 687
 688     config_data = !GetSelection() ? NULL :
 689         FindModuleConfig( (ConfigTreeData *)GetItemData( GetSelection() ) );
 690     if( config_data  )
 691     {
 692         config_data->panel->Hide();
 693 #if (wxCHECK_VERSION(2,5,0))
 694         p_sizer->Detach( config_data->panel );
 695 #else
 696         p_sizer->Remove( config_data->panel );
 697 #endif
 698         p_current = NULL;
 699     }
 700
 701     wxTreeItemId category = GetFirstChild( root_item, cookie );
 702     while( category.IsOk() )
 703     {
 704         wxTreeItemId subcategory = GetFirstChild( category, cookie2 );
 705         while( subcategory.IsOk() )
 706         {
 707             wxTreeItemId module = GetFirstChild( subcategory, cookie3 );
 708             while( module.IsOk() )
 709             {
 710                 config_data = (ConfigTreeData *)GetItemData( module );
 711                 if( config_data && config_data->panel )
 712                 {
 713                     delete config_data->panel;
 714                     config_data->panel = NULL;
 715                 }
 716                 module = GetNextChild( subcategory, cookie3 );
 717             }
 718             config_data = (ConfigTreeData *)GetItemData( subcategory );
 719             if( config_data && config_data->panel )
 720             {
 721                 delete config_data->panel;
 722                 config_data->panel = NULL;
 723             }
 724             subcategory = GetNextChild( category, cookie2 );
 725         }
 726         config_data = (ConfigTreeData *)GetItemData( category );
 727         if( config_data && config_data->panel )
 728         {
 729             delete config_data->panel;
 730             config_data->panel = NULL;
 731         }
 732         category = GetNextChild( root_item, cookie );
 733     }
 734
 735     if( GetSelection() )
 736     {
 737         wxTreeEvent event;
 738         OnSelectTreeItem( event );
 739     }
 740 }
 741
 742 ConfigTreeData *PrefsTreeCtrl::FindModuleConfig( ConfigTreeData *config_data )
 743 {
 744     /* We need this complexity because submodules don't have their own config
 745      * options. They use the parent module ones. */
 746
 747     if( !config_data || !config_data->b_submodule )
 748     {
 749         return config_data;
 750     }
 751
 752     wxTreeItemIdValue cookie, cookie2, cookie3;
 753     ConfigTreeData *config_new;
 754     wxTreeItemId category = GetFirstChild( root_item, cookie );
 755     while( category.IsOk() )
 756     {
 757         wxTreeItemId subcategory = GetFirstChild( category, cookie2 );
 758         while( subcategory.IsOk() )
 759         {
 760             wxTreeItemId module = GetFirstChild( subcategory, cookie3 );
 761             while( module.IsOk() )
 762             {
 763                 config_new = (ConfigTreeData *)GetItemData( module );
 764                 if( config_new && !config_new->b_submodule &&
 765                     config_new->i_object_id == config_data->i_object_id )
 766                 {
 767                     return config_new;
 768                 }
 769                 module = GetNextChild( subcategory, cookie3 );
 770             }
 771             subcategory = GetNextChild( category, cookie2 );
 772         }
 773         category = GetNextChild( root_item, cookie );
 774     }
 775
 776     /* Found nothing */
 777     return NULL;
 778 }
 779
 780 void PrefsTreeCtrl::OnSelectTreeItem( wxTreeEvent& event )
 781 {
 782     ConfigTreeData *config_data = NULL;
 783
 784     if( p_current )
 785     {
 786         p_current->Hide();
 787 #if (wxCHECK_VERSION(2,5,0))
 788         p_sizer->Detach( p_current  );
 789 #else
 790         p_sizer->Remove( p_current );
 791 #endif
 792         p_current = NULL;
 793     }
 794
 795     /* Don't use event.GetItem() because we also send fake events */
 796     config_data = FindModuleConfig( (ConfigTreeData *)GetItemData(
 797                                     GetSelection() ) );
 798     if( config_data )
 799     {
 800         if( !config_data->panel )
 801         {
 802             /* The panel hasn't been created yet. Let's do it. */
 803             config_data->panel =
 804                 new PrefsPanel( p_parent, p_intf, p_prefs_dialog,
 805                                 config_data );
 806             config_data->panel->SwitchAdvanced( b_advanced );
 807         }
 808         else
 809         {
 810             config_data->panel->SwitchAdvanced( b_advanced );
 811             config_data->panel->Show();
 812         }
 813
 814         p_current = config_data->panel;
 815
 816         p_sizer->Add( config_data->panel, 3, wxEXPAND | wxALL, 0 );
 817         p_sizer->Layout();
 818     }
 819 }
 820
 821 void PrefsTreeCtrl::OnAdvanced( wxCommandEvent& event )
 822 {
 823     b_advanced = event.GetInt();
 824
 825     ConfigTreeData *config_data = !GetSelection() ? NULL :
 826         FindModuleConfig( (ConfigTreeData *)GetItemData( GetSelection() ) );
 827     if( config_data  )
 828     {
 829         config_data->panel->Hide();
 830 #if (wxCHECK_VERSION(2,5,0))
 831         p_sizer->Detach( config_data->panel );
 832 #else
 833         p_sizer->Remove( config_data->panel );
 834 #endif
 835         p_current = NULL;
 836     }
 837
 838     if( GetSelection() )
 839     {
 840         wxTreeEvent event;
 841         OnSelectTreeItem( event );
 842     }
 843 }
 844
 845 /*****************************************************************************
 846  * PrefsPanel class definition.
 847  *****************************************************************************/
 848 PrefsPanel::PrefsPanel( wxWindow* parent, intf_thread_t *_p_intf,
 849                         PrefsDialog *_p_prefs_dialog,
 850                         ConfigTreeData *config_data )
 851   :  wxPanel( parent, -1, wxDefaultPosition, wxDefaultSize )
 852 {
 853     module_config_t *p_item, *p_end;
 854     vlc_list_t *p_list = NULL;;
 855
 856     wxStaticText *label;
 857     wxStaticText *help;
 858     wxArrayString array;
 859
 860     module_t *p_module = NULL;
 861
 862     /* Initializations */
 863     p_intf = _p_intf;
 864     p_prefs_dialog =_p_prefs_dialog,
 865
 866     b_advanced = VLC_TRUE;
 867     SetAutoLayout( TRUE );
 868     Hide();
 869
 870     wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL );
 871
 872
 873     if( config_data->i_type == TYPE_CATEGORY )
 874     {
 875         label = new wxStaticText( this, -1,wxU(_( config_data->psz_name )));
 876         wxFont heading_font = label->GetFont();
 877         heading_font.SetPointSize( heading_font.GetPointSize() + 5 );
 878         label->SetFont( heading_font );
 879         sizer->Add( label, 0, wxEXPAND | wxLEFT, 10 );
 880         sizer->Add( new wxStaticLine( this, 0 ), 0,
 881                     wxEXPAND | wxLEFT | wxRIGHT, 2 );
 882
 883         hidden_text = NULL;
 884         help = new wxStaticText( this, -1, wxU(_( config_data->psz_help ) ) );
 885         sizer->Add( help ,0 ,wxEXPAND | wxALL, 5 );
 886
 887         config_sizer = NULL; config_window = NULL;
 888     }
 889     else
 890     {
 891         /* Get a pointer to the module */
 892         if( config_data->i_type == TYPE_MODULE )
 893         {
 894             p_module = (module_t *)vlc_object_get( p_intf,
 895                                                    config_data->i_object_id );
 896         }
 897         else
 898         {
 899             /* List the plugins */
 900             int i_index;
 901             vlc_bool_t b_found = VLC_FALSE;
 902             p_list = vlc_list_find( p_intf, VLC_OBJECT_MODULE, FIND_ANYWHERE );
 903             if( !p_list ) return;
 904
 905             for( i_index = 0; i_index < p_list->i_count; i_index++ )
 906             {
 907                 p_module = (module_t *)p_list->p_values[i_index].p_object;
 908                 if( !strcmp( p_module->psz_object_name, "main" ) )
 909                 {
 910                     b_found = VLC_TRUE;
 911                     break;
 912                 }
 913             }
 914             if( !p_module && !b_found )
 915             {
 916                 msg_Warn( p_intf, "unable to create preferences "
 917                                   "(main module not found)" );
 918                 return;
 919             }
 920         }
 921
 922         if( p_module->i_object_type != VLC_OBJECT_MODULE )
 923         {
 924             /* 0OOoo something went really bad */
 925             return;
 926         }
 927
 928         /* Enumerate config options and add corresponding config boxes
 929          * (submodules don't have config options, they are stored in the
 930          *  parent module) */
 931         if( p_module->b_submodule )
 932             p_item = ((module_t *)p_module->p_parent)->p_config;
 933         else
 934             p_item = p_module->p_config;
 935
 936         p_end = p_item + p_module->confsize;
 937
 938         /* Find the category if it has been specified */
 939         if( config_data->i_type == TYPE_SUBCATEGORY ||
 940             config_data->i_type == TYPE_CATSUBCAT )
 941         {
 942             do
 943             {
 944                 if( p_item->i_type == CONFIG_SUBCATEGORY &&
 945                     ( config_data->i_type == TYPE_SUBCATEGORY &&
 946                       p_item->value.i == config_data->i_object_id ) ||
 947                     ( config_data->i_type == TYPE_CATSUBCAT &&
 948                       p_item->value.i == config_data->i_subcat_id ) )
 949                 {
 950                     break;
 951                 }
 952             } while( p_item++ <= p_end );
 953         }
 954
 955         /* Add a head title to the panel */
 956         const char *psz_head;
 957         if( config_data->i_type == TYPE_SUBCATEGORY ||
 958             config_data->i_type == TYPE_CATSUBCAT )
 959         {
 960             psz_head = config_data->psz_name;
 961             p_item++;
 962         }
 963         else
 964         {
 965             psz_head = p_module->psz_longname;
 966         }
 967
 968         label = new wxStaticText( this, -1,
 969                       wxU(_( psz_head ? psz_head : _("Unknown") ) ) );
 970         wxFont heading_font = label->GetFont();
 971         heading_font.SetPointSize( heading_font.GetPointSize() + 5 );
 972         label->SetFont( heading_font );
 973         sizer->Add( label, 0, wxEXPAND | wxLEFT, 10 );
 974         sizer->Add( new wxStaticLine( this, 0 ), 0,
 975                     wxEXPAND | wxLEFT | wxRIGHT, 2 );
 976
 977         /* Now put all the config options into a scrolled window */
 978         config_sizer = new wxBoxSizer( wxVERTICAL );
 979         config_window = new wxScrolledWindow( this, -1, wxDefaultPosition,
 980             wxDefaultSize, wxBORDER_NONE | wxHSCROLL | wxVSCROLL );
 981         config_window->SetAutoLayout( TRUE );
 982         config_window->SetScrollRate( 5, 5 );
 983
 984         if( p_item ) do
 985         {
 986             /* If a category has been specified, check we finished the job */
 987             if( ( ( config_data->i_type == TYPE_SUBCATEGORY &&
 988                     p_item->value.i != config_data->i_object_id ) ||
 989                   ( config_data->i_type == TYPE_CATSUBCAT  &&
 990                     p_item->value.i != config_data->i_subcat_id ) ) &&
 991                 (p_item->i_type == CONFIG_CATEGORY ||
 992                   p_item->i_type == CONFIG_SUBCATEGORY ) )
 993                 break;
 994
 995             if( p_item->b_internal == VLC_TRUE ) continue;
 996
 997             ConfigControl *control =
 998                 CreateConfigControl( VLC_OBJECT(p_intf),
 999                                      p_item, config_window );
1000
1001             /* Don't add items that were not recognized */
1002             if( control == NULL ) continue;
1003
1004             /* Add the config data to our array so we can keep a trace of it */
1005             config_array.Add( control );
1006
1007             config_sizer->Add( control, 0, wxEXPAND | wxALL, 2 );
1008         }
1009         while( !( ( config_data->i_type == TYPE_SUBCATEGORY ||
1010                    config_data->i_type == TYPE_CATSUBCAT ) &&
1011                  ( p_item->i_type == CONFIG_CATEGORY ||
1012                    p_item->i_type == CONFIG_SUBCATEGORY )) && ( ++p_item < p_end) );
1013
1014
1015         config_sizer->Layout();
1016         config_window->SetSizer( config_sizer );
1017         sizer->Add( config_window, 1, wxEXPAND | wxALL, 5 );
1018         hidden_text = new wxStaticText( this, -1,
1019                         wxU( _( "Some options are available but hidden. " \
1020                                 "Check \"Advanced options\" to see them." ) ) );
1021         sizer->Add( hidden_text );
1022
1023         /* And at last put a useful help string if available */
1024         if( config_data->psz_help && *config_data->psz_help )
1025         {
1026             sizer->Add( new wxStaticLine( this, 0 ), 0,
1027                         wxEXPAND | wxLEFT | wxRIGHT, 2 );
1028             help = new wxStaticText( this, -1, wxU(_(config_data->psz_help)),
1029                                      wxDefaultPosition, wxDefaultSize,
1030                                      wxALIGN_LEFT,
1031                                      wxT("") );
1032             sizer->Add( help ,0 ,wxEXPAND | wxALL, 5 );
1033         }
1034
1035         if( config_data->i_type == TYPE_MODULE )
1036         {
1037             vlc_object_release( p_module );
1038         }
1039         else
1040         {
1041             vlc_list_release( p_list );
1042         }
1043     }
1044     sizer->Layout();
1045     SetSizer( sizer );
1046     Show();
1047 }
1048
1049 void PrefsPanel::ApplyChanges()
1050 {
1051     vlc_value_t val;
1052
1053     for( size_t i = 0; i < config_array.GetCount(); i++ )
1054     {
1055         ConfigControl *control = config_array.Item(i);
1056
1057         switch( control->GetType() )
1058         {
1059         case CONFIG_ITEM_STRING:
1060         case CONFIG_ITEM_FILE:
1061         case CONFIG_ITEM_DIRECTORY:
1062         case CONFIG_ITEM_MODULE:
1063         case CONFIG_ITEM_MODULE_CAT:
1064         case CONFIG_ITEM_MODULE_LIST:
1065         case CONFIG_ITEM_MODULE_LIST_CAT:
1066             config_PutPsz( p_intf, control->GetName().mb_str(wxConvUTF8),
1067                            control->GetPszValue().mb_str(wxConvUTF8) );
1068             break;
1069         case CONFIG_ITEM_KEY:
1070             /* So you don't need to restart to have the changes take effect */
1071             val.i_int = control->GetIntValue();
1072             var_Set( p_intf->p_libvlc, control->GetName().mb_str(wxConvUTF8), val );
1073         case CONFIG_ITEM_INTEGER:
1074         case CONFIG_ITEM_BOOL:
1075             config_PutInt( p_intf, control->GetName().mb_str(wxConvUTF8),
1076                            control->GetIntValue() );
1077             break;
1078         case CONFIG_ITEM_FLOAT:
1079             config_PutFloat( p_intf, control->GetName().mb_str(wxConvUTF8),
1080                              control->GetFloatValue() );
1081             break;
1082         }
1083     }
1084 }
1085
1086 void PrefsPanel::SwitchAdvanced( vlc_bool_t b_new_advanced )
1087 {
1088     bool hidden = false;
1089
1090     if( b_advanced == b_new_advanced )
1091     {
1092         goto hide;
1093     }
1094
1095     if( config_sizer && config_window )
1096     {
1097         b_advanced = b_new_advanced;
1098
1099         for( size_t i = 0; i < config_array.GetCount(); i++ )
1100         {
1101             ConfigControl *control = config_array.Item(i);
1102             if( control->IsAdvanced() )
1103             {
1104                 if( !b_advanced ) hidden = true;
1105                 control->Show( b_advanced );
1106                 config_sizer->Show( control, b_advanced );
1107             }
1108         }
1109
1110         config_sizer->Layout();
1111         config_window->FitInside();
1112         config_window->Refresh();
1113     }
1114 hide:
1115     if( hidden && hidden_text )
1116     {
1117         hidden_text->Show( true );
1118         config_sizer->Show( hidden_text, true );
1119     }
1120     else if ( hidden_text )
1121     {
1122         hidden_text->Show( false );
1123         config_sizer->Show( hidden_text, false );
1124     }
1125     return;
1126 }