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