git.sesse.net Git - vlc/blob - modules/gui/qt4/components/complete_preferences.cpp

   1 /*****************************************************************************
   2  * preferences.cpp : "Normal preferences"
   3  ****************************************************************************
   4  * Copyright (C) 2006 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Clément Stenac <zorglub@videolan.org>
   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 #include <QApplication>
  25 #include <QLabel>
  26 #include <QTreeWidget>
  27 #include <QTreeWidgetItem>
  28 #include <QVariant>
  29 #include <QString>
  30 #include <QFont>
  31 #include <QGroupBox>
  32 #include <QScrollArea>
  33 #include <QVBoxLayout>
  34 #include <QHBoxLayout>
  35 #include <QGridLayout>
  36 #include <QHeaderView>
  37 #include <QPalette>
  38 #include <QColor>
  39
  40 #include "components/complete_preferences.hpp"
  41 #include "components/preferences_widgets.hpp"
  42 #include "qt4.hpp"
  43
  44 #include <vlc_config_cat.h>
  45 #include <vlc_intf_strings.h>
  46 #include <assert.h>
  47
  48 #include "pixmaps/audio.xpm"
  49 #include "pixmaps/video.xpm"
  50 #include "pixmaps/type_net.xpm"
  51 #include "pixmaps/type_playlist.xpm"
  52 #include "pixmaps/advanced.xpm"
  53 #include "pixmaps/codec.xpm"
  54 #include "pixmaps/intf.xpm"
  55
  56 #define ITEM_HEIGHT 25
  57
  58 /*********************************************************************
  59  * The Tree
  60  *********************************************************************/
  61 PrefsTree::PrefsTree( intf_thread_t *_p_intf, QWidget *_parent ) :
  62                             QTreeWidget( _parent ), p_intf( _p_intf )
  63 {
  64     setColumnCount( 1 );
  65     setAlternatingRowColors( true );
  66     header()->hide();
  67     setIconSize( QSize( ITEM_HEIGHT,ITEM_HEIGHT ) );
  68     setTextElideMode( Qt::ElideNone );
  69     setHorizontalScrollBarPolicy ( Qt::ScrollBarAlwaysOn );
  70
  71 #define BI( a,b) QIcon a##_icon = QIcon( QPixmap( b##_xpm ))
  72     BI( audio, audio );
  73     BI( video, video );
  74     BI( input, codec );
  75     BI( sout, type_net );
  76     BI( advanced, advanced );
  77     BI( playlist, type_playlist );
  78     BI( interface, intf );
  79 #undef BI
  80
  81     /* Build the tree for the main module */
  82     const module_t *p_module = NULL;
  83     vlc_list_t *p_list = vlc_list_find( p_intf, VLC_OBJECT_MODULE,
  84                                         FIND_ANYWHERE );
  85     if( !p_list ) return;
  86     for( unsigned i = 0; p_module == NULL; i++ )
  87     {
  88         assert (i < (unsigned)p_list->i_count);
  89
  90         const module_t *p_main = (module_t *)p_list->p_values[i].p_object;
  91         if( strcmp( p_main->psz_object_name, "main" ) == 0 )
  92             p_module = p_main;
  93     }
  94
  95     PrefsItemData *data = NULL;
  96     QTreeWidgetItem *current_item = NULL;
  97     for (size_t i = 0; i < p_module->confsize; i++)
  98     {
  99         const module_config_t *p_item = p_module->p_config + i;
 100         char *psz_help;
 101         QIcon icon;
 102         switch( p_item->i_type )
 103         {
 104         case CONFIG_CATEGORY:
 105             if( p_item->value.i == -1 ) break;
 106             data = new PrefsItemData();
 107             data->name = QString( qfu( config_CategoryNameGet
 108                                            ( p_item->value.i ) ) );
 109             psz_help = config_CategoryHelpGet( p_item->value.i );
 110             if( psz_help )
 111                 data->help = QString( qfu(psz_help) );
 112             else
 113                 data->help.clear();
 114             data->i_type = TYPE_CATEGORY;
 115             data->i_object_id = p_item->value.i;
 116
 117             switch( p_item->value.i )
 118             {
 119 #define CI(a,b) case a: icon = b##_icon;break
 120             CI( CAT_AUDIO, audio );
 121             CI( CAT_VIDEO, video );
 122             CI( CAT_INPUT, input );
 123             CI( CAT_SOUT, sout );
 124             CI( CAT_ADVANCED, advanced );
 125             CI( CAT_PLAYLIST, playlist );
 126             CI( CAT_INTERFACE, interface );
 127 #undef CI
 128             }
 129
 130             current_item = new QTreeWidgetItem();
 131             current_item->setText( 0, data->name );
 132             current_item->setIcon( 0 , icon );
 133             current_item->setSizeHint( 0, QSize( -1, ITEM_HEIGHT ) );
 134             current_item->setData( 0, Qt::UserRole,
 135                                    qVariantFromValue( data ) );
 136             addTopLevelItem( current_item );
 137             break;
 138         case CONFIG_SUBCATEGORY:
 139             if( p_item->value.i == -1 ) break;
 140             if( data &&
 141                 ( p_item->value.i == SUBCAT_VIDEO_GENERAL ||
 142                   p_item->value.i == SUBCAT_ADVANCED_MISC ||
 143                   p_item->value.i == SUBCAT_INPUT_GENERAL ||
 144                   p_item->value.i == SUBCAT_INTERFACE_GENERAL ||
 145                   p_item->value.i == SUBCAT_SOUT_GENERAL||
 146                   p_item->value.i == SUBCAT_PLAYLIST_GENERAL||
 147                   p_item->value.i == SUBCAT_AUDIO_GENERAL ) )
 148             {
 149                 // Data still contains the correct thing
 150                 data->i_type = TYPE_CATSUBCAT;
 151                 data->i_subcat_id = p_item->value.i;
 152                 data->name = QString( qfu( config_CategoryNameGet(
 153                                             p_item->value.i )) );
 154                 psz_help = config_CategoryHelpGet( p_item->value.i );
 155                 if( psz_help )
 156                     data->help = QString( qfu(psz_help) );
 157                 else
 158                     data->help.clear();
 159                 current_item->setData( 0, Qt::UserRole,
 160                                        QVariant::fromValue( data ) );
 161                 continue;
 162             }
 163             data = new PrefsItemData();
 164             data->name = QString( qfu( config_CategoryNameGet(
 165                                                         p_item->value.i)) );
 166             psz_help = config_CategoryHelpGet( p_item->value.i );
 167             if( psz_help )
 168                 data->help = QString( qfu(psz_help) );
 169             else
 170                 data->help.clear();
 171             data->i_type = TYPE_SUBCATEGORY;
 172             data->i_object_id = p_item->value.i;
 173
 174             assert( current_item );
 175
 176             /* TODO : Choose the image */
 177             QTreeWidgetItem *subcat_item = new QTreeWidgetItem();
 178             subcat_item->setText( 0, data->name );
 179             //item->setIcon( 0 , XXX );
 180             subcat_item->setData( 0, Qt::UserRole,
 181                                   qVariantFromValue(data) );
 182             subcat_item->setSizeHint( 0, QSize( -1, ITEM_HEIGHT ) );
 183             current_item->addChild( subcat_item );
 184             break;
 185         }
 186     }
 187
 188     /* Build the tree of plugins */
 189     for( int i_index = 0; i_index < p_list->i_count; i_index++ )
 190     {
 191         int i_subcategory = -1, i_category = -1, i_options = 0;
 192         p_module = (module_t *)p_list->p_values[i_index].p_object;
 193
 194         // Main module excluded
 195         if( !strcmp( p_module->psz_object_name, "main" ) ) continue;
 196
 197         /* Exclude empty plugins (submodules don't have config options, they
 198          * are stored in the parent module) */
 199         if( p_module->b_submodule ) continue;
 200
 201         for (size_t i = 0; i < p_module->confsize; i++)
 202         {
 203             module_config_t *p_item = p_module->p_config + i;
 204
 205             if( p_item->i_type == CONFIG_CATEGORY )
 206                 i_category = p_item->value.i;
 207             else if( p_item->i_type == CONFIG_SUBCATEGORY )
 208                 i_subcategory = p_item->value.i;
 209             if( p_item->i_type & CONFIG_ITEM )
 210                 i_options++;
 211
 212             if( i_options > 0 && i_category >= 0 && i_subcategory >= 0 )
 213                 break;
 214         }
 215         if( !i_options ) continue; // Nothing to display
 216
 217         // Locate the category item;
 218         QTreeWidgetItem *subcat_item = NULL;
 219         bool b_found = false;
 220         for( int i_cat_index = 0 ; i_cat_index < topLevelItemCount();
 221                                    i_cat_index++ )
 222         {
 223             QTreeWidgetItem *cat_item = topLevelItem( i_cat_index );
 224             PrefsItemData *data = cat_item->data( 0, Qt::UserRole ).
 225                                              value<PrefsItemData *>();
 226             if( data->i_object_id == i_category )
 227             {
 228                 for( int i_sc_index = 0; i_sc_index < cat_item->childCount();
 229                          i_sc_index++ )
 230                 {
 231                     subcat_item = cat_item->child( i_sc_index );
 232                     PrefsItemData *sc_data = subcat_item->data(0, Qt::UserRole).
 233                                                 value<PrefsItemData *>();
 234                     if( sc_data && sc_data->i_object_id == i_subcategory )
 235                     {
 236                         b_found = true;
 237                         break;
 238                     }
 239                 }
 240                 if( !b_found )
 241                 {
 242                     subcat_item = cat_item;
 243                     b_found = true;
 244                 }
 245                 break;
 246             }
 247         }
 248         if( !b_found ) continue;
 249
 250         PrefsItemData *module_data = new PrefsItemData();
 251         module_data->b_submodule = p_module->b_submodule;
 252         module_data->i_type = TYPE_MODULE;
 253         module_data->psz_name = strdup( p_module->psz_object_name );
 254         module_data->i_object_id = p_module->b_submodule ?
 255                          ((module_t *)p_module->p_parent)->i_object_id :
 256                          p_module->i_object_id;
 257         module_data->help.clear();
 258         // TODO image
 259         QTreeWidgetItem *module_item = new QTreeWidgetItem();
 260         module_item->setText( 0, qfu( p_module->psz_shortname ?
 261                       p_module->psz_shortname : p_module->psz_object_name) );
 262         //item->setIcon( 0 , XXX );
 263         module_item->setData( 0, Qt::UserRole,
 264                               QVariant::fromValue( module_data) );
 265         module_item->setSizeHint( 0, QSize( -1, ITEM_HEIGHT ) );
 266         subcat_item->addChild( module_item );
 267     }
 268
 269     /* We got everything, just sort a bit */
 270     sortItems( 0, Qt::AscendingOrder );
 271
 272     vlc_list_release( p_list );
 273 }
 274
 275 PrefsTree::~PrefsTree() {}
 276
 277 void PrefsTree::applyAll()
 278 {
 279     doAll( false );
 280 }
 281
 282 void PrefsTree::cleanAll()
 283 {
 284     doAll( true );
 285 }
 286
 287 void PrefsTree::doAll( bool doclean )
 288 {
 289     for( int i_cat_index = 0 ; i_cat_index < topLevelItemCount();
 290              i_cat_index++ )
 291     {
 292         QTreeWidgetItem *cat_item = topLevelItem( i_cat_index );
 293         for( int i_sc_index = 0; i_sc_index < cat_item->childCount();
 294                  i_sc_index++ )
 295         {
 296             QTreeWidgetItem *sc_item = cat_item->child( i_sc_index );
 297             for( int i_module = 0 ; i_module < sc_item->childCount();
 298                      i_module++ )
 299             {
 300                 PrefsItemData *data = sc_item->child( i_module )->
 301                                data( 0, Qt::UserRole).value<PrefsItemData *>();
 302                 if( data->panel && doclean )
 303                 {
 304                     delete data->panel;
 305                     data->panel = NULL;
 306                 }
 307                 else if( data->panel )
 308                     data->panel->apply();
 309             }
 310             PrefsItemData *data = sc_item->data( 0, Qt::UserRole).
 311                                             value<PrefsItemData *>();
 312             if( data->panel && doclean )
 313             {
 314                 delete data->panel;
 315                 data->panel = NULL;
 316             }
 317             else if( data->panel )
 318                 data->panel->apply();
 319         }
 320         PrefsItemData *data = cat_item->data( 0, Qt::UserRole).
 321                                             value<PrefsItemData *>();
 322         if( data->panel && doclean )
 323         {
 324             delete data->panel;
 325             data->panel = NULL;
 326         }
 327         else if( data->panel )
 328             data->panel->apply();
 329     }
 330 }
 331
 332 /*********************************************************************
 333  * The Panel
 334  *********************************************************************/
 335 PrefsPanel::PrefsPanel( QWidget *_parent ) : QWidget( _parent )
 336 {}
 337
 338 PrefsPanel::PrefsPanel( intf_thread_t *_p_intf, QWidget *_parent,
 339                         PrefsItemData * data ) :
 340                         QWidget( _parent ), p_intf( _p_intf )
 341 {
 342     /* Find our module */
 343     module_t *p_module = NULL;
 344     if( data->i_type == TYPE_CATEGORY )
 345         return;
 346     else if( data->i_type == TYPE_MODULE )
 347         p_module = (module_t *) vlc_object_get( p_intf, data->i_object_id );
 348     else
 349     {
 350         p_module = config_FindModule( VLC_OBJECT(p_intf), "main" );
 351         assert( p_module );
 352         vlc_object_yield( p_module );
 353     }
 354
 355     module_t *p_realmodule = p_module->b_submodule
 356             ? (module_t *)(p_module->p_parent)
 357             : p_module;
 358
 359     module_config_t *p_item = p_realmodule->p_config;
 360     module_config_t *p_end = p_item + p_realmodule->confsize;
 361
 362     if( data->i_type == TYPE_SUBCATEGORY || data->i_type ==  TYPE_CATSUBCAT )
 363     {
 364         while (p_item < p_end)
 365         {
 366             if( p_item->i_type == CONFIG_SUBCATEGORY &&
 367                             ( data->i_type == TYPE_SUBCATEGORY &&
 368                               p_item->value.i == data->i_object_id ) ||
 369                             ( data->i_type == TYPE_CATSUBCAT &&
 370                               p_item->value.i == data->i_subcat_id ) )
 371                 break;
 372             p_item++;
 373         }
 374     }
 375
 376     global_layout = new QVBoxLayout();
 377     global_layout->setMargin( 2 );
 378     QString head;
 379     if( data->i_type == TYPE_SUBCATEGORY || data->i_type ==  TYPE_CATSUBCAT )
 380     {
 381         head = QString( data->name );
 382         p_item++; // Why that ?
 383     }
 384     else
 385     {
 386         head = QString( qfu(p_module->psz_longname) );
 387         if( p_module->psz_help )
 388         {
 389             head.append( "\n" );
 390             head.append( qfu( p_module->psz_help ) );
 391         }
 392     }
 393
 394     QLabel *label = new QLabel( head );
 395     global_layout->addWidget( label );
 396     QFont myFont = QApplication::font( static_cast<QWidget*>(0) );
 397     myFont.setPointSize( myFont.pointSize() + 3 ); myFont.setBold( true );
 398
 399     label->setFont( myFont );
 400     QLabel *help = new QLabel( data->help, this );
 401     help->setWordWrap( true );
 402
 403     global_layout->addWidget( help );
 404
 405     QGroupBox *box = NULL;
 406     QGridLayout *boxlayout = NULL;
 407
 408     QScrollArea *scroller= new QScrollArea;
 409     scroller->setFrameStyle( QFrame::NoFrame );
 410     QWidget *scrolled_area = new QWidget;
 411
 412     QGridLayout *layout = new QGridLayout();
 413     int i_line = 0, i_boxline = 0;
 414     bool has_hotkey = false;
 415
 416     if( p_item ) do
 417     {
 418         if( ( ( data->i_type == TYPE_SUBCATEGORY &&
 419                 p_item->value.i != data->i_object_id ) ||
 420               ( data->i_type == TYPE_CATSUBCAT  &&
 421                 p_item->value.i != data->i_subcat_id ) ) &&
 422             ( p_item->i_type == CONFIG_CATEGORY ||
 423               p_item->i_type == CONFIG_SUBCATEGORY ) )
 424             break;
 425         if( p_item->b_internal == VLC_TRUE ) continue;
 426
 427         if( p_item->i_type == CONFIG_SECTION )
 428         {
 429             if( box )
 430             {
 431                 box->setLayout( boxlayout );
 432                 layout->addWidget( box, i_line, 0, 1, 2 );
 433                 i_line++;
 434             }
 435             box = new QGroupBox( qfu(p_item->psz_text) );
 436             boxlayout = new QGridLayout();
 437         }
 438         /* Only one hotkey control */
 439         if( has_hotkey && p_item->i_type & CONFIG_ITEM && p_item->psz_name &&
 440                                          strstr( p_item->psz_name, "key-" ) )
 441             continue;
 442         if( p_item->i_type & CONFIG_ITEM && p_item->psz_name &&
 443                                             strstr( p_item->psz_name, "key-" ) )
 444             has_hotkey = true;
 445
 446         ConfigControl *control;
 447         if( ! box )
 448             control = ConfigControl::createControl( VLC_OBJECT( p_intf ),
 449                                         p_item, NULL, layout, i_line );
 450         else
 451             control = ConfigControl::createControl( VLC_OBJECT( p_intf ),
 452                                     p_item, NULL, boxlayout, i_boxline );
 453         if( !control )
 454             continue;
 455
 456         if( has_hotkey )
 457         {
 458             /* A hotkey widget takes 2 lines */
 459             if( box ) i_boxline ++;
 460             else i_line++;
 461         }
 462
 463         if( box ) i_boxline++;
 464         else i_line++;
 465         controls.append( control );
 466     }
 467     while( !( ( data->i_type == TYPE_SUBCATEGORY ||
 468                data->i_type == TYPE_CATSUBCAT ) &&
 469              ( p_item->i_type == CONFIG_CATEGORY ||
 470                p_item->i_type == CONFIG_SUBCATEGORY ) )
 471         && ( ++p_item < p_end ) );
 472
 473     if( box )
 474     {
 475         box->setLayout( boxlayout );
 476         layout->addWidget( box, i_line, 0, 1, 2 );
 477     }
 478
 479     vlc_object_release( p_module );
 480
 481     scrolled_area->setSizePolicy( QSizePolicy::Preferred,QSizePolicy::Fixed );
 482     scrolled_area->setLayout( layout );
 483     scroller->setWidget( scrolled_area );
 484     scroller->setWidgetResizable( true );
 485     global_layout->addWidget( scroller );
 486     setLayout( global_layout );
 487 }
 488
 489 void PrefsPanel::apply()
 490 {
 491     QList<ConfigControl *>::Iterator i;
 492     for( i = controls.begin() ; i != controls.end() ; i++ )
 493     {
 494         ConfigControl *c = qobject_cast<ConfigControl *>(*i);
 495         c->doApply( p_intf );
 496     }
 497 }
 498 void PrefsPanel::clean()
 499 {}