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         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         p_item = p_module->p_config;
 371         p_end = p_item + p_module->confsize;
 372
 373         if( p_item ) do
 374         {
 375             ConfigTreeData *config_data;
 376             switch( p_item->i_type )
 377             {
 378             case CONFIG_CATEGORY:
 379                 config_data = new ConfigTreeData;
 380                 if( p_item->value.i == -1 )   break; // Don't display it
 381                 config_data->psz_name = strdup( config_CategoryNameGet(
 382                                                             p_item->value.i ) );
 383                 psz_help = config_CategoryHelpGet( p_item->value.i );
 384                 if( psz_help )
 385                 {
 386                     config_data->psz_help = wraptext( strdup( psz_help ), 72 );
 387                 }
 388                 else
 389                 {
 390                     config_data->psz_help = NULL;
 391                 }
 392                 config_data->i_type = TYPE_CATEGORY;
 393                 config_data->i_object_id = p_item->value.i;
 394
 395                 /* Add the category to the tree */
 396                 switch( p_item->value.i )
 397                 {
 398                     case CAT_AUDIO:
 399                         i_image = 0; break;
 400                     case CAT_VIDEO:
 401                         i_image = 1; break;
 402                     case CAT_INPUT:
 403                         i_image = 2; break;
 404                     case CAT_SOUT:
 405                         i_image = 3; break;
 406                     case CAT_ADVANCED:
 407                         i_image = 4; break;
 408                     case CAT_PLAYLIST:
 409                         i_image = 5; break;
 410                     case CAT_INTERFACE:
 411                         i_image = 6; break;
 412                 }
 413                 current_item = AppendItem( root_item,
 414                                            wxU( _(config_data->psz_name) ),
 415                                            i_image, -1, config_data );
 416
 417                 break;
 418             case CONFIG_SUBCATEGORY:
 419                 if( p_item->value.i == -1 ) break; // Don't display it
 420                 /* Special case: move the "general" subcategories to their
 421                  * parent category */
 422                 if( p_item->value.i == SUBCAT_VIDEO_GENERAL ||
 423                     p_item->value.i == SUBCAT_ADVANCED_MISC ||
 424                     p_item->value.i == SUBCAT_INPUT_GENERAL ||
 425                     p_item->value.i == SUBCAT_INTERFACE_GENERAL ||
 426                     p_item->value.i == SUBCAT_SOUT_GENERAL||
 427                     p_item->value.i == SUBCAT_PLAYLIST_GENERAL||
 428                     p_item->value.i == SUBCAT_AUDIO_GENERAL )
 429                 {
 430                     ConfigTreeData *cd = (ConfigTreeData *)
 431                                             GetItemData( current_item );
 432                     cd->i_type = TYPE_CATSUBCAT;
 433                     cd->i_subcat_id = p_item->value.i;
 434                     if( cd->psz_name ) free( cd->psz_name );
 435                     cd->psz_name = strdup(  config_CategoryNameGet(
 436                                                       p_item->value.i ) );
 437                     if( cd->psz_help ) free( cd->psz_help );
 438                     char *psz_help = config_CategoryHelpGet( p_item->value.i );
 439                     if( psz_help )
 440                     {
 441                         cd->psz_help = wraptext( strdup( psz_help ), 72 );
 442                     }
 443                     else
 444                     {
 445                         cd->psz_help = NULL;
 446                     }
 447                     continue;
 448                 }
 449
 450                 config_data = new ConfigTreeData;
 451
 452                 config_data->psz_name = strdup(  config_CategoryNameGet(
 453                                                            p_item->value.i ) );
 454                 psz_help = config_CategoryHelpGet( p_item->value.i );
 455                 if( psz_help )
 456                 {
 457                     config_data->psz_help = wraptext( strdup( psz_help ), 72 );
 458                 }
 459                 else
 460                 {
 461                     config_data->psz_help = NULL;
 462                 }
 463                 config_data->i_type = TYPE_SUBCATEGORY;
 464                 config_data->i_object_id = p_item->value.i;
 465                 /* WXMSW doesn't know image -1 ... FIXME */
 466                 #ifdef __WXMSW__
 467                 switch( p_item->value.i / 100 )
 468                 {
 469                     case CAT_AUDIO:
 470                         i_image = 0; break;
 471                     case CAT_VIDEO:
 472                         i_image = 1; break;
 473                     case CAT_INPUT:
 474                         i_image = 2; break;
 475                     case CAT_SOUT:
 476                         i_image = 3; break;
 477                     case CAT_ADVANCED:
 478                         i_image = 4; break;
 479                     case CAT_PLAYLIST:
 480                         i_image = 5; break;
 481                     case CAT_INTERFACE:
 482                         i_image = 6; break;
 483                 }
 484                 #else
 485                 i_image = -1;
 486                 #endif
 487                 AppendItem( current_item, wxU( _(config_data->psz_name) ),
 488                             i_image, -1, config_data );
 489                 break;
 490             }
 491         }
 492         while( p_item < p_end && p_item++ );
 493
 494     }
 495
 496
 497     /*
 498      * Build a tree of all the plugins
 499      */
 500     for( i_index = 0; i_index < p_list->i_count; i_index++ )
 501     {
 502         int i_category = -1;
 503         int i_subcategory = -1;
 504         int i_options = 0;
 505
 506         p_module = (module_t *)p_list->p_values[i_index].p_object;
 507
 508         /* Exclude the main module */
 509         if( !strcmp( p_module->psz_object_name, "main" ) )
 510             continue;
 511
 512         /* Exclude empty plugins (submodules don't have config options, they
 513          * are stored in the parent module) */
 514         if( p_module->b_submodule )
 515               continue;
 516 //            p_item = ((module_t *)p_module->p_parent)->p_config;
 517         else
 518             p_item = p_module->p_config;
 519             p_end = p_item + p_module->confsize;
 520
 521         if( !p_item ) continue;
 522         do
 523         {
 524             if( p_item->i_type == CONFIG_CATEGORY )
 525             {
 526                 i_category = p_item->value.i;
 527             }
 528             else if( p_item->i_type == CONFIG_SUBCATEGORY )
 529             {
 530                 i_subcategory = p_item->value.i;
 531             }
 532             if( p_item->i_type & CONFIG_ITEM )
 533                 i_options ++;
 534             if( i_options > 0 && i_category >= 0 && i_subcategory >= 0 )
 535             {
 536                 break;
 537             }
 538         }
 539         while( p_item < p_end && p_item++ );
 540
 541         if( !i_options ) continue;
 542
 543         /* Find the right category item */
 544         wxTreeItemIdValue cookie;
 545         vlc_bool_t b_found = VLC_FALSE;
 546
 547         wxTreeItemId category_item = GetFirstChild( root_item , cookie);
 548         while( category_item.IsOk() )
 549         {
 550             ConfigTreeData *config_data =
 551                     (ConfigTreeData *)GetItemData( category_item );
 552             if( config_data->i_object_id == i_category )
 553             {
 554                 b_found = VLC_TRUE;
 555                 break;
 556             }
 557             category_item = GetNextChild( root_item, cookie );
 558         }
 559
 560         if( !b_found ) continue;
 561
 562         /* Find subcategory item */
 563         b_found = VLC_FALSE;
 564         //cookie = -1;
 565         wxTreeItemId subcategory_item = GetFirstChild( category_item, cookie );
 566         while( subcategory_item.IsOk() )
 567         {
 568             ConfigTreeData *config_data =
 569                     (ConfigTreeData *)GetItemData( subcategory_item );
 570             if( config_data->i_object_id == i_subcategory )
 571             {
 572                 b_found = VLC_TRUE;
 573                 break;
 574             }
 575             subcategory_item = GetNextChild( category_item, cookie );
 576         }
 577         if( !b_found )
 578         {
 579             subcategory_item = category_item;
 580         }
 581
 582         /* Add the plugin to the tree */
 583         ConfigTreeData *config_data = new ConfigTreeData;
 584         config_data->b_submodule = p_module->b_submodule;
 585         config_data->i_type = TYPE_MODULE;
 586         config_data->i_object_id = p_module->b_submodule ?
 587             ((module_t *)p_module->p_parent)->i_object_id :
 588             p_module->i_object_id;
 589         config_data->psz_help = NULL;
 590
 591         /* WXMSW doesn't know image -1 ... FIXME */
 592         #ifdef __WXMSW__
 593         switch( i_subcategory / 100 )
 594         {
 595             case CAT_AUDIO:
 596                 i_image = 0; break;
 597             case CAT_VIDEO:
 598                 i_image = 1; break;
 599             case CAT_INPUT:
 600                 i_image = 2; break;
 601             case CAT_SOUT:
 602                 i_image = 3; break;
 603             case CAT_ADVANCED:
 604                 i_image = 4; break;
 605             case CAT_PLAYLIST:
 606                 i_image = 5; break;
 607             case CAT_INTERFACE:
 608                 i_image = 6; break;
 609         }
 610         #else
 611         i_image = -1;
 612         #endif
 613         AppendItem( subcategory_item, wxU( p_module->psz_shortname ?
 614                        p_module->psz_shortname : p_module->psz_object_name )
 615                                     , i_image, -1,
 616                     config_data );
 617     }
 618
 619     /* Sort all this mess */
 620     wxTreeItemIdValue cookie;
 621     size_t i_child_index;
 622     wxTreeItemId capability_item = GetFirstChild( root_item, cookie);
 623     for( i_child_index = 0;
 624          (capability_item.IsOk() &&
 625           //(i_child_index < GetChildrenCount( plugins_item, FALSE )));
 626           (i_child_index < GetChildrenCount( root_item, FALSE )));
 627          i_child_index++ )
 628     {
 629         SortChildren( capability_item );
 630         //capability_item = GetNextChild( plugins_item, cookie );
 631         capability_item = GetNextChild( root_item, cookie );
 632     }
 633
 634     /* Clean-up everything */
 635     vlc_list_release( p_list );
 636
 637     p_sizer->Add( this, 1, wxEXPAND | wxALL, 0 );
 638     p_sizer->Layout();
 639
 640     p_current = NULL;
 641
 642     /* Update Tree Ctrl */
 643 #ifndef WIN32 /* Workaround a bug in win32 implementation */
 644     SelectItem( GetFirstChild( root_item, cookie ) );
 645 #endif
 646
 647     //cannot expand hidden root item
 648     //Expand( root_item );
 649 }
 650
 651 PrefsTreeCtrl::~PrefsTreeCtrl(){
 652 }
 653
 654 void PrefsTreeCtrl::ApplyChanges()
 655 {
 656     wxTreeItemIdValue cookie, cookie2, cookie3;
 657     ConfigTreeData *config_data;
 658
 659     wxTreeItemId category = GetFirstChild( root_item, cookie );
 660     while( category.IsOk() )
 661     {
 662         wxTreeItemId subcategory = GetFirstChild( category, cookie2 );
 663         while( subcategory.IsOk() )
 664         {
 665             wxTreeItemId module = GetFirstChild( subcategory, cookie3 );
 666             while( module.IsOk() )
 667             {
 668                 config_data = (ConfigTreeData *)GetItemData( module );
 669                 if( config_data && config_data->panel )
 670                 {
 671                     config_data->panel->ApplyChanges();
 672                 }
 673                 module = GetNextChild( subcategory, cookie3 );
 674             }
 675             config_data = (ConfigTreeData *)GetItemData( subcategory );
 676             if( config_data && config_data->panel )
 677             {
 678                 config_data->panel->ApplyChanges();
 679             }
 680             subcategory = GetNextChild( category, cookie2 );
 681         }
 682         config_data = (ConfigTreeData *)GetItemData( category );
 683         if( config_data && config_data->panel )
 684         {
 685             config_data->panel->ApplyChanges();
 686         }
 687         category = GetNextChild( root_item, cookie );
 688     }
 689 }
 690
 691 void PrefsTreeCtrl::CleanChanges()
 692 {
 693     wxTreeItemIdValue cookie, cookie2, cookie3;
 694     ConfigTreeData *config_data;
 695
 696     config_data = !GetSelection() ? NULL :
 697         FindModuleConfig( (ConfigTreeData *)GetItemData( GetSelection() ) );
 698     if( config_data  )
 699     {
 700         config_data->panel->Hide();
 701 #if (wxCHECK_VERSION(2,5,0))
 702         p_sizer->Detach( config_data->panel );
 703 #else
 704         p_sizer->Remove( config_data->panel );
 705 #endif
 706         p_current = NULL;
 707     }
 708
 709     wxTreeItemId category = GetFirstChild( root_item, cookie );
 710     while( category.IsOk() )
 711     {
 712         wxTreeItemId subcategory = GetFirstChild( category, cookie2 );
 713         while( subcategory.IsOk() )
 714         {
 715             wxTreeItemId module = GetFirstChild( subcategory, cookie3 );
 716             while( module.IsOk() )
 717             {
 718                 config_data = (ConfigTreeData *)GetItemData( module );
 719                 if( config_data && config_data->panel )
 720                 {
 721                     delete config_data->panel;
 722                     config_data->panel = NULL;
 723                 }
 724                 module = GetNextChild( subcategory, cookie3 );
 725             }
 726             config_data = (ConfigTreeData *)GetItemData( subcategory );
 727             if( config_data && config_data->panel )
 728             {
 729                 delete config_data->panel;
 730                 config_data->panel = NULL;
 731             }
 732             subcategory = GetNextChild( category, cookie2 );
 733         }
 734         config_data = (ConfigTreeData *)GetItemData( category );
 735         if( config_data && config_data->panel )
 736         {
 737             delete config_data->panel;
 738             config_data->panel = NULL;
 739         }
 740         category = GetNextChild( root_item, cookie );
 741     }
 742
 743     if( GetSelection() )
 744     {
 745         wxTreeEvent event;
 746         OnSelectTreeItem( event );
 747     }
 748 }
 749
 750 ConfigTreeData *PrefsTreeCtrl::FindModuleConfig( ConfigTreeData *config_data )
 751 {
 752     /* We need this complexity because submodules don't have their own config
 753      * options. They use the parent module ones. */
 754
 755     if( !config_data || !config_data->b_submodule )
 756     {
 757         return config_data;
 758     }
 759
 760     wxTreeItemIdValue cookie, cookie2, cookie3;
 761     ConfigTreeData *config_new;
 762     wxTreeItemId category = GetFirstChild( root_item, cookie );
 763     while( category.IsOk() )
 764     {
 765         wxTreeItemId subcategory = GetFirstChild( category, cookie2 );
 766         while( subcategory.IsOk() )
 767         {
 768             wxTreeItemId module = GetFirstChild( subcategory, cookie3 );
 769             while( module.IsOk() )
 770             {
 771                 config_new = (ConfigTreeData *)GetItemData( module );
 772                 if( config_new && !config_new->b_submodule &&
 773                     config_new->i_object_id == config_data->i_object_id )
 774                 {
 775                     return config_new;
 776                 }
 777                 module = GetNextChild( subcategory, cookie3 );
 778             }
 779             subcategory = GetNextChild( category, cookie2 );
 780         }
 781         category = GetNextChild( root_item, cookie );
 782     }
 783
 784     /* Found nothing */
 785     return NULL;
 786 }
 787
 788 void PrefsTreeCtrl::OnSelectTreeItem( wxTreeEvent& event )
 789 {
 790     ConfigTreeData *config_data = NULL;
 791
 792     if( p_current )
 793     {
 794         p_current->Hide();
 795 #if (wxCHECK_VERSION(2,5,0))
 796         p_sizer->Detach( p_current  );
 797 #else
 798         p_sizer->Remove( p_current );
 799 #endif
 800         p_current = NULL;
 801     }
 802
 803     /* Don't use event.GetItem() because we also send fake events */
 804     config_data = FindModuleConfig( (ConfigTreeData *)GetItemData(
 805                                     GetSelection() ) );
 806     if( config_data )
 807     {
 808         if( !config_data->panel )
 809         {
 810             /* The panel hasn't been created yet. Let's do it. */
 811             config_data->panel =
 812                 new PrefsPanel( p_parent, p_intf, p_prefs_dialog,
 813                                 config_data );
 814             config_data->panel->SwitchAdvanced( b_advanced );
 815         }
 816         else
 817         {
 818             config_data->panel->SwitchAdvanced( b_advanced );
 819             config_data->panel->Show();
 820         }
 821
 822         p_current = config_data->panel;
 823
 824         p_sizer->Add( config_data->panel, 3, wxEXPAND | wxALL, 0 );
 825         p_sizer->Layout();
 826     }
 827 }
 828
 829 void PrefsTreeCtrl::OnAdvanced( wxCommandEvent& event )
 830 {
 831     b_advanced = event.GetInt();
 832
 833     ConfigTreeData *config_data = !GetSelection() ? NULL :
 834         FindModuleConfig( (ConfigTreeData *)GetItemData( GetSelection() ) );
 835     if( config_data  )
 836     {
 837         config_data->panel->Hide();
 838 #if (wxCHECK_VERSION(2,5,0))
 839         p_sizer->Detach( config_data->panel );
 840 #else
 841         p_sizer->Remove( config_data->panel );
 842 #endif
 843         p_current = NULL;
 844     }
 845
 846     if( GetSelection() )
 847     {
 848         wxTreeEvent event;
 849         OnSelectTreeItem( event );
 850     }
 851 }
 852
 853 /*****************************************************************************
 854  * PrefsPanel class definition.
 855  *****************************************************************************/
 856 PrefsPanel::PrefsPanel( wxWindow* parent, intf_thread_t *_p_intf,
 857                         PrefsDialog *_p_prefs_dialog,
 858                         ConfigTreeData *config_data )
 859   :  wxPanel( parent, -1, wxDefaultPosition, wxDefaultSize )
 860 {
 861     module_config_t *p_item, *p_end;
 862     vlc_list_t *p_list = NULL;;
 863
 864     wxStaticText *label;
 865     wxStaticText *help;
 866     wxArrayString array;
 867
 868     module_t *p_module = NULL;
 869
 870     /* Initializations */
 871     p_intf = _p_intf;
 872     p_prefs_dialog =_p_prefs_dialog,
 873
 874     b_advanced = VLC_TRUE;
 875     SetAutoLayout( TRUE );
 876     Hide();
 877
 878     wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL );
 879
 880
 881     if( config_data->i_type == TYPE_CATEGORY )
 882     {
 883         label = new wxStaticText( this, -1,wxU(_( config_data->psz_name )));
 884         wxFont heading_font = label->GetFont();
 885         heading_font.SetPointSize( heading_font.GetPointSize() + 5 );
 886         label->SetFont( heading_font );
 887         sizer->Add( label, 0, wxEXPAND | wxLEFT, 10 );
 888         sizer->Add( new wxStaticLine( this, 0 ), 0,
 889                     wxEXPAND | wxLEFT | wxRIGHT, 2 );
 890
 891         hidden_text = NULL;
 892         help = new wxStaticText( this, -1, wxU(_( config_data->psz_help ) ) );
 893         sizer->Add( help ,0 ,wxEXPAND | wxALL, 5 );
 894
 895         config_sizer = NULL; config_window = NULL;
 896     }
 897     else
 898     {
 899         /* Get a pointer to the module */
 900         if( config_data->i_type == TYPE_MODULE )
 901         {
 902             p_module = (module_t *)vlc_object_get( p_intf,
 903                                                    config_data->i_object_id );
 904         }
 905         else
 906         {
 907             /* List the plugins */
 908             int i_index;
 909             vlc_bool_t b_found = VLC_FALSE;
 910             p_list = vlc_list_find( p_intf, VLC_OBJECT_MODULE, FIND_ANYWHERE );
 911             if( !p_list ) return;
 912
 913             for( i_index = 0; i_index < p_list->i_count; i_index++ )
 914             {
 915                 p_module = (module_t *)p_list->p_values[i_index].p_object;
 916                 if( !strcmp( p_module->psz_object_name, "main" ) )
 917                 {
 918                     b_found = VLC_TRUE;
 919                     break;
 920                 }
 921             }
 922             if( !p_module && !b_found )
 923             {
 924                 msg_Warn( p_intf, "unable to create preferences "
 925                                   "(main module not found)" );
 926                 return;
 927             }
 928         }
 929
 930         if( p_module->i_object_type != VLC_OBJECT_MODULE )
 931         {
 932             /* 0OOoo something went really bad */
 933             return;
 934         }
 935
 936         /* Enumerate config options and add corresponding config boxes
 937          * (submodules don't have config options, they are stored in the
 938          *  parent module) */
 939         if( p_module->b_submodule )
 940             p_item = ((module_t *)p_module->p_parent)->p_config;
 941         else
 942             p_item = p_module->p_config;
 943
 944         p_end = p_item + p_module->confsize;
 945
 946         /* Find the category if it has been specified */
 947         if( config_data->i_type == TYPE_SUBCATEGORY ||
 948             config_data->i_type == TYPE_CATSUBCAT )
 949         {
 950             do
 951             {
 952                 if( p_item->i_type == CONFIG_SUBCATEGORY &&
 953                     ( config_data->i_type == TYPE_SUBCATEGORY &&
 954                       p_item->value.i == config_data->i_object_id ) ||
 955                     ( config_data->i_type == TYPE_CATSUBCAT &&
 956                       p_item->value.i == config_data->i_subcat_id ) )
 957                 {
 958                     break;
 959                 }
 960                 if( p_item < p_end )
 961                     break;
 962             } while( p_item++ );
 963         }
 964
 965         /* Add a head title to the panel */
 966         char *psz_head;
 967         if( config_data->i_type == TYPE_SUBCATEGORY ||
 968             config_data->i_type == TYPE_CATSUBCAT )
 969         {
 970             psz_head = config_data->psz_name;
 971             p_item++;
 972         }
 973         else
 974         {
 975             psz_head = p_module->psz_longname;
 976         }
 977
 978         label = new wxStaticText( this, -1,
 979                       wxU(_( psz_head ? psz_head : _("Unknown") ) ) );
 980         wxFont heading_font = label->GetFont();
 981         heading_font.SetPointSize( heading_font.GetPointSize() + 5 );
 982         label->SetFont( heading_font );
 983         sizer->Add( label, 0, wxEXPAND | wxLEFT, 10 );
 984         sizer->Add( new wxStaticLine( this, 0 ), 0,
 985                     wxEXPAND | wxLEFT | wxRIGHT, 2 );
 986
 987         /* Now put all the config options into a scrolled window */
 988         config_sizer = new wxBoxSizer( wxVERTICAL );
 989         config_window = new wxScrolledWindow( this, -1, wxDefaultPosition,
 990             wxDefaultSize, wxBORDER_NONE | wxHSCROLL | wxVSCROLL );
 991         config_window->SetAutoLayout( TRUE );
 992         config_window->SetScrollRate( 5, 5 );
 993
 994         if( p_item ) do
 995         {
 996             /* If a category has been specified, check we finished the job */
 997             if( ( ( config_data->i_type == TYPE_SUBCATEGORY &&
 998                     p_item->value.i != config_data->i_object_id ) ||
 999                   ( config_data->i_type == TYPE_CATSUBCAT  &&
1000                     p_item->value.i != config_data->i_subcat_id ) ) &&
1001                 (p_item->i_type == CONFIG_CATEGORY ||
1002                   p_item->i_type == CONFIG_SUBCATEGORY ) )
1003                 break;
1004
1005             if( p_item->b_internal == VLC_TRUE ) continue;
1006
1007             ConfigControl *control =
1008                 CreateConfigControl( VLC_OBJECT(p_intf),
1009                                      p_item, config_window );
1010
1011             /* Don't add items that were not recognized */
1012             if( control == NULL ) continue;
1013
1014             /* Add the config data to our array so we can keep a trace of it */
1015             config_array.Add( control );
1016
1017             config_sizer->Add( control, 0, wxEXPAND | wxALL, 2 );
1018         }
1019         while( !( p_item < p_end )||
1020                ( ( config_data->i_type == TYPE_SUBCATEGORY ||
1021                    config_data->i_type == TYPE_CATSUBCAT ) &&
1022                  ( p_item->i_type == CONFIG_CATEGORY ||
1023                    p_item->i_type == CONFIG_SUBCATEGORY ) ) && p_item++ );
1024
1025
1026         config_sizer->Layout();
1027         config_window->SetSizer( config_sizer );
1028         sizer->Add( config_window, 1, wxEXPAND | wxALL, 5 );
1029         hidden_text = new wxStaticText( this, -1,
1030                         wxU( _( "Some options are available but hidden. " \
1031                                 "Check \"Advanced options\" to see them." ) ) );
1032         sizer->Add( hidden_text );
1033
1034         /* And at last put a useful help string if available */
1035         if( config_data->psz_help && *config_data->psz_help )
1036         {
1037             sizer->Add( new wxStaticLine( this, 0 ), 0,
1038                         wxEXPAND | wxLEFT | wxRIGHT, 2 );
1039             help = new wxStaticText( this, -1, wxU(_(config_data->psz_help)),
1040                                      wxDefaultPosition, wxDefaultSize,
1041                                      wxALIGN_LEFT,
1042                                      wxT("") );
1043             sizer->Add( help ,0 ,wxEXPAND | wxALL, 5 );
1044         }
1045
1046         if( config_data->i_type == TYPE_MODULE )
1047         {
1048             vlc_object_release( p_module );
1049         }
1050         else
1051         {
1052             vlc_list_release( p_list );
1053         }
1054     }
1055     sizer->Layout();
1056     SetSizer( sizer );
1057     Show();
1058 }
1059
1060 void PrefsPanel::ApplyChanges()
1061 {
1062     vlc_value_t val;
1063
1064     for( size_t i = 0; i < config_array.GetCount(); i++ )
1065     {
1066         ConfigControl *control = config_array.Item(i);
1067
1068         switch( control->GetType() )
1069         {
1070         case CONFIG_ITEM_STRING:
1071         case CONFIG_ITEM_FILE:
1072         case CONFIG_ITEM_DIRECTORY:
1073         case CONFIG_ITEM_MODULE:
1074         case CONFIG_ITEM_MODULE_CAT:
1075         case CONFIG_ITEM_MODULE_LIST:
1076         case CONFIG_ITEM_MODULE_LIST_CAT:
1077             config_PutPsz( p_intf, control->GetName().mb_str(),
1078                            control->GetPszValue().mb_str() );
1079             break;
1080         case CONFIG_ITEM_KEY:
1081             /* So you don't need to restart to have the changes take effect */
1082             val.i_int = control->GetIntValue();
1083             var_Set( p_intf->p_libvlc, control->GetName().mb_str(), val );
1084         case CONFIG_ITEM_INTEGER:
1085         case CONFIG_ITEM_BOOL:
1086             config_PutInt( p_intf, control->GetName().mb_str(),
1087                            control->GetIntValue() );
1088             break;
1089         case CONFIG_ITEM_FLOAT:
1090             config_PutFloat( p_intf, control->GetName().mb_str(),
1091                              control->GetFloatValue() );
1092             break;
1093         }
1094     }
1095 }
1096
1097 void PrefsPanel::SwitchAdvanced( vlc_bool_t b_new_advanced )
1098 {
1099     bool hidden = false;
1100
1101     if( b_advanced == b_new_advanced )
1102     {
1103         goto hide;
1104     }
1105
1106     if( config_sizer && config_window )
1107     {
1108         b_advanced = b_new_advanced;
1109
1110         for( size_t i = 0; i < config_array.GetCount(); i++ )
1111         {
1112             ConfigControl *control = config_array.Item(i);
1113             if( control->IsAdvanced() )
1114             {
1115                 if( !b_advanced ) hidden = true;
1116                 control->Show( b_advanced );
1117                 config_sizer->Show( control, b_advanced );
1118             }
1119         }
1120
1121         config_sizer->Layout();
1122         config_window->FitInside();
1123         config_window->Refresh();
1124     }
1125 hide:
1126     if( hidden && hidden_text )
1127     {
1128         hidden_text->Show( true );
1129         config_sizer->Show( hidden_text, true );
1130     }
1131     else if ( hidden_text )
1132     {
1133         hidden_text->Show( false );
1134         config_sizer->Show( hidden_text, false );
1135     }
1136     return;
1137 }