1 /*****************************************************************************
2 * plugins.cpp : Plug-ins and extensions listing
3 ****************************************************************************
4 * Copyright (C) 2008-2010 the VideoLAN team
7 * Authors: Jean-Baptiste Kempf <jb (at) videolan.org>
8 * Jean-Philippe André <jpeg (at) videolan.org>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
29 #include "plugins.hpp"
31 #include "util/searchlineedit.hpp"
32 #include "extensions_manager.hpp"
36 #include <vlc_modules.h>
38 #include <QTreeWidget>
39 #include <QStringList>
41 #include <QHeaderView>
42 #include <QDialogButtonBox>
45 #include <QVBoxLayout>
47 #include <QHBoxLayout>
48 #include <QVBoxLayout>
49 #include <QSpacerItem>
52 #include <QStyleOptionViewItem>
54 #include <QPushButton>
57 static QPixmap *loadPixmapFromData( char *, int size );
60 PluginDialog::PluginDialog( intf_thread_t *_p_intf ) : QVLCFrame( _p_intf )
62 setWindowTitle( qtr( "Plugins and extensions" ) );
63 setWindowRole( "vlc-plugins" );
65 QVBoxLayout *layout = new QVBoxLayout( this );
66 tabs = new QTabWidget( this );
67 tabs->addTab( extensionTab = new ExtensionTab( p_intf ),
68 qtr( "Extensions" ) );
69 tabs->addTab( pluginTab = new PluginTab( p_intf ),
71 layout->addWidget( tabs );
73 QDialogButtonBox *box = new QDialogButtonBox;
74 QPushButton *okButton = new QPushButton( qtr( "&Close" ), this );
75 box->addButton( okButton, QDialogButtonBox::RejectRole );
76 layout->addWidget( box );
77 BUTTONACT( okButton, close() );
78 restoreWidgetPosition( "PluginsDialog", QSize( 435, 280 ) );
81 PluginDialog::~PluginDialog()
83 saveWidgetPosition( "PluginsDialog" );
88 PluginTab::PluginTab( intf_thread_t *p_intf_ )
89 : QVLCFrame( p_intf_ )
91 QGridLayout *layout = new QGridLayout( this );
93 /* Main Tree for modules */
94 treePlugins = new QTreeWidget;
95 layout->addWidget( treePlugins, 0, 0, 1, -1 );
97 /* Users cannot move the columns around but we need to sort */
98 treePlugins->header()->setMovable( false );
99 treePlugins->header()->setSortIndicatorShown( true );
100 // treePlugins->header()->setResizeMode( QHeaderView::ResizeToContents );
101 treePlugins->setAlternatingRowColors( true );
102 treePlugins->setColumnWidth( 0, 200 );
104 QStringList headerNames;
105 headerNames << qtr("Name") << qtr("Capability" ) << qtr( "Score" );
106 treePlugins->setHeaderLabels( headerNames );
110 /* Set capability column to the correct Size*/
111 treePlugins->resizeColumnToContents( 1 );
112 treePlugins->header()->restoreState(
113 getSettings()->value( "Plugins/Header-State" ).toByteArray() );
115 treePlugins->setSortingEnabled( true );
116 treePlugins->sortByColumn( 1, Qt::AscendingOrder );
118 QLabel *label = new QLabel( qtr("&Search:"), this );
119 edit = new SearchLineEdit( this );
120 label->setBuddy( edit );
122 layout->addWidget( label, 1, 0 );
123 layout->addWidget( edit, 1, 1, 1, 1 );
124 CONNECT( edit, textChanged( const QString& ),
125 this, search( const QString& ) );
127 setMinimumSize( 500, 300 );
128 restoreWidgetPosition( "Plugins", QSize( 540, 400 ) );
131 inline void PluginTab::FillTree()
134 module_t **p_list = module_list_get( &count );
136 for( unsigned int i = 0; i < count; i++ )
138 module_t *p_module = p_list[i];
141 qs_item << qfu( module_get_name( p_module, true ) )
142 << qfu( module_get_capability( p_module ) )
143 << QString::number( module_get_score( p_module ) );
145 if( qs_item.at(1).isEmpty() ) continue;
148 QTreeWidgetItem *item = new PluginTreeItem( qs_item );
149 treePlugins->addTopLevelItem( item );
151 module_list_free( p_list );
154 void PluginTab::search( const QString& qs )
156 QList<QTreeWidgetItem *> items = treePlugins->findItems( qs, Qt::MatchContains );
157 items += treePlugins->findItems( qs, Qt::MatchContains, 1 );
159 QTreeWidgetItem *item = NULL;
160 for( int i = 0; i < treePlugins->topLevelItemCount(); i++ )
162 item = treePlugins->topLevelItem( i );
163 item->setHidden( !items.contains( item ) );
167 PluginTab::~PluginTab()
169 saveWidgetPosition( "Plugins" );
170 getSettings()->setValue( "Plugins/Header-State",
171 treePlugins->header()->saveState() );
174 void PluginTab::keyPressEvent( QKeyEvent *keyEvent )
176 if( keyEvent->key() == Qt::Key_Return ||
177 keyEvent->key() == Qt::Key_Enter )
183 bool PluginTreeItem::operator< ( const QTreeWidgetItem & other ) const
185 int col = treeWidget()->sortColumn();
186 if( col == PluginTab::SCORE )
187 return text( col ).toInt() < other.text( col ).toInt();
188 else if ( col == PluginTab::CAPABILITY )
190 if ( text( PluginTab::CAPABILITY ) == other.text( PluginTab::CAPABILITY ) )
191 return text( PluginTab::NAME ) < other.text( PluginTab::NAME );
193 return text( PluginTab::CAPABILITY ) < other.text( PluginTab::CAPABILITY );
195 return text( col ) < other.text( col );
199 ExtensionTab::ExtensionTab( intf_thread_t *p_intf_ )
200 : QVLCFrame( p_intf_ )
203 QVBoxLayout *layout = new QVBoxLayout( this );
205 QLabel *notice = new QLabel( qtr("Get more extensions from")
206 + QString( " <a href=\"http://addons.videolan.org/\">"
207 "addons.videolan.org</a>." ) );
208 notice->setOpenExternalLinks( true );
209 layout->addWidget( notice );
212 extList = new QListView( this );
213 CONNECT( extList, activated( const QModelIndex& ),
214 this, moreInformation() );
215 layout->addWidget( extList );
217 // List item delegate
218 ExtensionItemDelegate *itemDelegate = new ExtensionItemDelegate( p_intf,
220 extList->setItemDelegate( itemDelegate );
222 // Extension list look & feeling
223 extList->setAlternatingRowColors( true );
224 extList->setSelectionMode( QAbstractItemView::SingleSelection );
227 ExtensionListModel *model = new ExtensionListModel( extList, p_intf );
228 extList->setModel( model );
231 QHBoxLayout *hbox = new QHBoxLayout;
232 hbox->addItem( new QSpacerItem( 1, 1, QSizePolicy::Expanding,
233 QSizePolicy::Fixed ) );
235 // More information button
236 butMoreInfo = new QPushButton( QIcon( ":/menu/info" ),
237 qtr( "More information..." ),
239 CONNECT( butMoreInfo, clicked(), this, moreInformation() );
240 hbox->addWidget( butMoreInfo );
243 ExtensionsManager *EM = ExtensionsManager::getInstance( p_intf );
244 QPushButton *reload = new QPushButton( QIcon( ":/update" ),
245 qtr( "Reload extensions" ),
247 CONNECT( reload, clicked(), EM, reloadExtensions() );
248 CONNECT( reload, clicked(), this, updateButtons() );
249 CONNECT( extList->selectionModel(),
250 selectionChanged( const QItemSelection &, const QItemSelection & ),
253 hbox->addWidget( reload );
256 layout->addItem( hbox );
260 ExtensionTab::~ExtensionTab()
264 void ExtensionTab::updateButtons()
266 butMoreInfo->setEnabled( extList->selectionModel()->hasSelection() );
269 // Do not close on ESC or ENTER
270 void ExtensionTab::keyPressEvent( QKeyEvent *keyEvent )
272 if( keyEvent->key() == Qt::Key_Return ||
273 keyEvent->key() == Qt::Key_Enter )
279 // Show more information
280 void ExtensionTab::moreInformation()
282 QModelIndex index = extList->selectionModel()->selectedIndexes().first();
283 ExtensionCopy *ext = (ExtensionCopy*) index.internalPointer();
287 ExtensionInfoDialog dlg( *ext, p_intf, this );
291 /* Safe copy of the extension_t struct */
295 ExtensionCopy( extension_t *p_ext )
297 name = qfu( p_ext->psz_name );
298 description = qfu( p_ext->psz_description );
299 shortdesc = qfu( p_ext->psz_shortdescription );
300 if( description.isEmpty() )
301 description = shortdesc;
302 if( shortdesc.isEmpty() && !description.isEmpty() )
303 shortdesc = description;
304 title = qfu( p_ext->psz_title );
305 author = qfu( p_ext->psz_author );
306 version = qfu( p_ext->psz_version );
307 url = qfu( p_ext->psz_url );
308 icon = loadPixmapFromData( p_ext->p_icondata, p_ext->i_icondata_size );
310 ~ExtensionCopy() { delete icon; }
312 QString name, title, description, shortdesc, author, version, url;
316 /* Extensions list model for the QListView */
318 ExtensionListModel::ExtensionListModel( QListView *view, intf_thread_t *intf )
319 : QAbstractListModel( view ), p_intf( intf )
321 // Connect to ExtensionsManager::extensionsUpdated()
322 ExtensionsManager* EM = ExtensionsManager::getInstance( p_intf );
323 CONNECT( EM, extensionsUpdated(), this, updateList() );
325 // Load extensions now if not already loaded
326 EM->loadExtensions();
329 ExtensionListModel::~ExtensionListModel()
331 // Clear extensions list
332 while( !extensions.isEmpty() )
333 delete extensions.takeLast();
336 void ExtensionListModel::updateList()
340 // Clear extensions list
341 while( !extensions.isEmpty() )
343 ext = extensions.takeLast();
347 // Find new extensions
348 ExtensionsManager *EM = ExtensionsManager::getInstance( p_intf );
349 extensions_manager_t *p_mgr = EM->getManager();
353 vlc_mutex_lock( &p_mgr->lock );
355 FOREACH_ARRAY( p_ext, p_mgr->extensions )
357 ext = new ExtensionCopy( p_ext );
358 extensions.append( ext );
361 vlc_mutex_unlock( &p_mgr->lock );
362 vlc_object_release( p_mgr );
364 emit dataChanged( index( 0 ), index( rowCount() - 1 ) );
367 int ExtensionListModel::rowCount( const QModelIndex& ) const
370 ExtensionsManager *EM = ExtensionsManager::getInstance( p_intf );
371 extensions_manager_t *p_mgr = EM->getManager();
375 vlc_mutex_lock( &p_mgr->lock );
376 count = p_mgr->extensions.i_size;
377 vlc_mutex_unlock( &p_mgr->lock );
378 vlc_object_release( p_mgr );
383 QVariant ExtensionListModel::data( const QModelIndex& index, int role ) const
385 if( !index.isValid() )
395 QModelIndex ExtensionListModel::index( int row, int column,
396 const QModelIndex& ) const
399 return QModelIndex();
400 if( row < 0 || row >= extensions.count() )
401 return QModelIndex();
403 return createIndex( row, 0, extensions.at( row ) );
407 /* Extension List Widget Item */
408 ExtensionItemDelegate::ExtensionItemDelegate( intf_thread_t *p_intf,
410 : QStyledItemDelegate( view ), view( view ), p_intf( p_intf )
414 ExtensionItemDelegate::~ExtensionItemDelegate()
418 void ExtensionItemDelegate::paint( QPainter *painter,
419 const QStyleOptionViewItem &option,
420 const QModelIndex &index ) const
422 ExtensionCopy *ext = ( ExtensionCopy* ) index.internalPointer();
423 assert( ext != NULL );
425 int width = option.rect.width();
427 // Pixmap: buffer where to draw
428 QPixmap pix(option.rect.size());
431 pix.fill( Qt::transparent ); // FIXME
433 // ItemView primitive style
434 QApplication::style()->drawPrimitive( QStyle::PE_PanelItemViewItem,
438 // Painter on the pixmap
439 QPainter *pixpaint = new QPainter(&pix);
442 QFont font = painter->font();
443 QPen pen = painter->pen();
444 if( view->selectionModel()->selectedIndexes().contains( index ) )
446 pen.setBrush( option.palette.highlightedText() );
450 pen.setBrush( option.palette.text() );
452 pixpaint->setPen( pen );
453 QFontMetrics metrics = option.fontMetrics;
456 if( ext->icon != NULL )
458 pixpaint->drawPixmap( 7, 7, 2*metrics.height(), 2*metrics.height(),
463 pixpaint->setRenderHint( QPainter::TextAntialiasing );
464 font.setBold( true );
465 pixpaint->setFont( font );
466 pixpaint->drawText( QRect( 17 + 2 * metrics.height(), 7,
467 width - 40 - 2 * metrics.height(),
469 Qt::AlignLeft, ext->title );
471 // Short description: normal
472 font.setBold( false );
473 pixpaint->setFont( font );
474 pixpaint->drawText( QRect( 17 + 2 * metrics.height(),
475 7 + metrics.height(), width - 40,
477 Qt::AlignLeft, ext->shortdesc );
479 // Flush paint operations
482 // Draw it on the screen!
483 painter->drawPixmap( option.rect, pix );
486 QSize ExtensionItemDelegate::sizeHint( const QStyleOptionViewItem &option,
487 const QModelIndex &index ) const
489 if (index.isValid() && index.column() == 0)
491 QFontMetrics metrics = option.fontMetrics;
492 return QSize( 200, 14 + 2 * metrics.height() );
498 /* "More information" dialog */
500 ExtensionInfoDialog::ExtensionInfoDialog( const ExtensionCopy& extension,
501 intf_thread_t *p_intf,
503 : QVLCDialog( parent, p_intf )
505 // Let's be a modal dialog
506 setWindowModality( Qt::WindowModal );
509 setWindowTitle( qtr( "About" ) + " " + extension.title );
512 QGridLayout *layout = new QGridLayout( this );
515 QLabel *icon = new QLabel( this );
516 if( !extension.icon )
518 QPixmap pix( ":/logo/vlc48.png" );
519 icon->setPixmap( pix );
523 icon->setPixmap( *extension.icon );
525 icon->setAlignment( Qt::AlignCenter );
526 icon->setFixedSize( 48, 48 );
527 layout->addWidget( icon, 1, 0, 2, 1 );
530 QLabel *label = new QLabel( extension.title, this );
531 QFont font = label->font();
532 font.setBold( true );
533 font.setPointSizeF( font.pointSizeF() * 1.3f );
534 label->setFont( font );
535 layout->addWidget( label, 0, 0, 1, -1 );
538 label = new QLabel( "<b>" + qtr( "Version" ) + ":</b>", this );
539 layout->addWidget( label, 1, 1, 1, 1, Qt::AlignBottom );
540 label = new QLabel( extension.version, this );
541 layout->addWidget( label, 1, 2, 1, 2, Qt::AlignBottom );
544 label = new QLabel( "<b>" + qtr( "Author" ) + ":</b>", this );
545 layout->addWidget( label, 2, 1, 1, 1, Qt::AlignTop );
546 label = new QLabel( extension.author, this );
547 layout->addWidget( label, 2, 2, 1, 2, Qt::AlignTop );
551 label = new QLabel( this );
552 label->setText( extension.description );
553 label->setWordWrap( true );
554 label->setOpenExternalLinks( true );
555 layout->addWidget( label, 4, 0, 1, -1 );
558 label = new QLabel( "<b>" + qtr( "Website" ) + ":</b>", this );
559 layout->addWidget( label, 5, 0, 1, 2 );
560 label = new QLabel( QString("<a href=\"%1\">%2</a>")
561 .arg( extension.url ).arg( extension.url )
563 label->setOpenExternalLinks( true );
564 layout->addWidget( label, 5, 2, 1, -1 );
567 label = new QLabel( "<b>" + qtr( "File" ) + ":</b>", this );
568 layout->addWidget( label, 6, 0, 1, 2 );
569 QLineEdit *line = new QLineEdit( extension.name, this );
570 line->setReadOnly( true );
571 layout->addWidget( line, 6, 2, 1, -1 );
574 QDialogButtonBox *group = new QDialogButtonBox( this );
575 QPushButton *closeButton = new QPushButton( qtr( "&Close" ) );
576 group->addButton( closeButton, QDialogButtonBox::RejectRole );
577 BUTTONACT( closeButton, close() );
579 layout->addWidget( group, 7, 0, 1, -1 );
582 layout->setColumnStretch( 2, 1 );
583 layout->setRowStretch( 4, 1 );
584 setMinimumSize( 450, 350 );
587 static QPixmap *loadPixmapFromData( char *data, int size )
589 if( !data || size <= 0 )
591 QPixmap *pixmap = new QPixmap();
592 if( !pixmap->loadFromData( (const uchar*) data, (uint) size ) )