1 /*****************************************************************************
2 * playlist.cpp : Custom widgets for the playlist
3 ****************************************************************************
4 * Copyright © 2007-2010 the VideoLAN team
7 * Authors: Clément Stenac <zorglub@videolan.org>
8 * Jean-Baptiste Kempf <jb@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 "components/playlist/playlist.hpp"
30 #include "components/playlist/standardpanel.hpp" /* MainView */
31 #include "components/playlist/selector.hpp" /* PLSelector */
32 #include "components/playlist/playlist_model.hpp" /* PLModel */
33 #include "components/interface_widgets.hpp" /* CoverArtLabel */
35 #include "util/searchlineedit.hpp"
37 #include "input_manager.hpp" /* art signal */
38 #include "main_interface.hpp" /* DropEvent TODO remove this*/
41 #include <QSignalMapper>
43 /**********************************************************************
44 * Playlist Widget. The embedded playlist
45 **********************************************************************/
47 PlaylistWidget::PlaylistWidget( intf_thread_t *_p_i, QWidget *_par )
48 : QWidget( _par ), p_intf ( _p_i )
51 setContentsMargins( 0, 3, 0, 3 );
53 QGridLayout *layout = new QGridLayout( this );
54 layout->setMargin( 0 ); layout->setSpacing( 0 );
59 /* We use a QSplitter for the left part */
60 leftSplitter = new QSplitter( Qt::Vertical, this );
63 PLSelector *selector = new PLSelector( this, p_intf );
64 leftSplitter->addWidget( selector);
66 /* Create a Container for the Art Label
67 in order to have a beautiful resizing for the selector above it */
68 QWidget *artContainer = new QWidget;
69 QHBoxLayout *artContLay = new QHBoxLayout( artContainer );
70 artContLay->setMargin( 0 );
71 artContLay->setSpacing( 0 );
72 artContainer->setMaximumHeight( 128 );
75 CoverArtLabel *art = new CoverArtLabel( artContainer, p_intf );
76 art->setToolTip( qtr( "Double click to get media information" ) );
77 artContLay->addWidget( art, 1 );
79 CONNECT( THEMIM->getIM(), artChanged( QString ),
80 art, showArtUpdate( const QString& ) );
82 leftSplitter->addWidget( artContainer );
87 /* Initialisation of the playlist */
88 playlist_t * p_playlist = THEPL;
90 playlist_item_t *p_root = THEPL->p_playing;
93 setMinimumWidth( 400 );
95 PLModel *model = new PLModel( p_playlist, p_intf, p_root, this );
96 mainView = new StandardPLPanel( this, p_intf, p_root, selector, model );
99 locationBar = new LocationBar( model );
100 locationBar->setSizePolicy( QSizePolicy::Ignored, QSizePolicy::Preferred );
101 layout->addWidget( locationBar, 0, 0, 1, 2 );
102 layout->setColumnStretch( 0, 5 );
103 CONNECT( locationBar, invoked( const QModelIndex & ),
104 mainView, browseInto( const QModelIndex & ) );
106 /* Button to switch views */
107 QToolButton *viewButton = new QToolButton( this );
108 viewButton->setIcon( style()->standardIcon( QStyle::SP_FileDialogDetailedView ) );
109 viewButton->setToolTip( qtr("Change playlistview") );
110 layout->addWidget( viewButton, 0, 2 );
112 /* View selection menu */
113 QSignalMapper *viewSelectionMapper = new QSignalMapper( this );
114 CONNECT( viewSelectionMapper, mapped( int ), mainView, showView( int ) );
116 QActionGroup *actionGroup = new QActionGroup( this );
118 for( int i = 0; i < StandardPLPanel::VIEW_COUNT; i++ )
120 viewActions[i] = actionGroup->addAction( viewNames[i] );
121 viewActions[i]->setCheckable( true );
122 viewSelectionMapper->setMapping( viewActions[i], i );
123 CONNECT( viewActions[i], triggered(), viewSelectionMapper, map() );
125 viewActions[0]->setChecked( true );
127 QMenu *viewMenu = new QMenu( viewButton );
128 viewMenu->addActions( actionGroup->actions() );
129 viewButton->setMenu( viewMenu );
130 CONNECT( viewButton, clicked(), mainView, cycleViews() );
133 searchEdit = new SearchLineEdit( this );
134 searchEdit->setMaximumWidth( 250 );
135 searchEdit->setMinimumWidth( 80 );
136 layout->addWidget( searchEdit, 0, 3 );
137 CONNECT( searchEdit, textEdited( const QString& ),
138 mainView, search( const QString& ) );
139 CONNECT( searchEdit, searchDelayedChanged( const QString& ),
140 mainView, searchDelayed( const QString & ) );
142 CONNECT( mainView, viewChanged( const QModelIndex& ),
143 this, changeView( const QModelIndex &) );
144 layout->setColumnStretch( 3, 3 );
146 /* Connect the activation of the selector to a redefining of the PL */
147 DCONNECT( selector, activated( playlist_item_t * ),
148 mainView, setRoot( playlist_item_t * ) );
149 mainView->setRoot( p_root );
152 split = new PlaylistSplitter( this );
154 /* Add the two sides of the QSplitter */
155 split->addWidget( leftSplitter );
156 split->addWidget( mainView );
159 sizeList << 180 << 420 ;
160 split->setSizes( sizeList );
161 split->setStretchFactor( 0, 0 );
162 split->setStretchFactor( 1, 3 );
163 split->setCollapsible( 1, false );
164 leftSplitter->setMaximumWidth( 250 );
166 /* In case we want to keep the splitter information */
167 // components shall never write there setting to a fixed location, may infer
168 // with other uses of the same component...
169 getSettings()->beginGroup("Playlist");
170 split->restoreState( getSettings()->value("splitterSizes").toByteArray());
171 leftSplitter->restoreState( getSettings()->value("leftSplitterGeometry").toByteArray() );
172 getSettings()->endGroup();
174 layout->addWidget( split, 1, 0, 1, -1 );
175 setAcceptDrops( true );
176 setWindowTitle( qtr( "Playlist" ) );
177 setWindowRole( "vlc-playlist" );
178 setWindowIcon( QApplication::windowIcon() );
181 PlaylistWidget::~PlaylistWidget()
183 getSettings()->beginGroup("Playlist");
184 getSettings()->setValue( "splitterSizes", split->saveState() );
185 getSettings()->setValue( "leftSplitterGeometry", leftSplitter->saveState() );
186 getSettings()->endGroup();
187 msg_Dbg( p_intf, "Playlist Destroyed" );
190 void PlaylistWidget::dropEvent( QDropEvent *event )
192 if( p_intf->p_sys->p_mi )
193 p_intf->p_sys->p_mi->dropEventPlay( event, false );
195 void PlaylistWidget::dragEnterEvent( QDragEnterEvent *event )
197 event->acceptProposedAction();
200 void PlaylistWidget::closeEvent( QCloseEvent *event )
202 if( THEDP->isDying() )
204 p_intf->p_sys->p_mi->playlistVisible = true;
209 p_intf->p_sys->p_mi->playlistVisible = false;
215 void PlaylistWidget::forceHide()
217 leftSplitter->hide();
222 void PlaylistWidget::forceShow()
224 leftSplitter->show();
229 void PlaylistWidget::changeView( const QModelIndex& index )
232 locationBar->setIndex( index );
233 int i = mainView->currentViewIndex();
234 viewActions[i]->setChecked(true);
237 #include <QSignalMapper>
240 LocationBar::LocationBar( PLModel *m )
243 mapper = new QSignalMapper( this );
244 CONNECT( mapper, mapped( int ), this, invoke( int ) );
246 btnMore = new LocationButton( "...", false, true, this );
247 menuMore = new QMenu( this );
248 btnMore->setMenu( menuMore );
251 void LocationBar::setIndex( const QModelIndex &index )
253 qDeleteAll( buttons );
255 qDeleteAll( actions );
258 QModelIndex i = index;
263 PLItem *item = model->getItem( i );
265 char *fb_name = input_item_GetTitleFbName( item->inputItem() );
266 QString text = qfu(fb_name);
269 QAbstractButton *btn = new LocationButton( text, first, !first, this );
270 btn->setSizePolicy( QSizePolicy::Maximum, QSizePolicy::Fixed );
271 buttons.append( btn );
273 QAction *action = new QAction( text, this );
274 actions.append( action );
275 CONNECT( btn, clicked(), action, trigger() );
277 mapper->setMapping( action, item->id() );
278 CONNECT( action, triggered(), mapper, map() );
282 if( i.isValid() ) i = i.parent();
287 for( int a = actions.count() - 1; a >= 0 ; a-- )
289 actions[a]->setText( prefix + actions[a]->text() );
290 prefix += QString(" ");
293 if( isVisible() ) layOut( size() );
296 void LocationBar::setRootIndex()
298 setIndex( QModelIndex() );
301 void LocationBar::invoke( int i_id )
303 QModelIndex index = model->index( i_id, 0 );
304 emit invoked ( index );
307 void LocationBar::layOut( const QSize& size )
312 int count = buttons.count();
314 for( int i = 0; i < count; i++ )
316 int w = buttons[i]->sizeHint().width();
319 if( totalWidth > size.width() ) break;
323 int shown = widths.count();
325 if( totalWidth > size.width() && count > 1 )
327 QSize sz = btnMore->sizeHint();
328 btnMore->setGeometry( 0, 0, sz.width(), size.height() );
337 for( int i = count - 1; i >= 0; i-- )
339 if( totalWidth <= size.width() || i == 0)
341 buttons[i]->setGeometry( x, 0, qMin( size.width() - x, widths[i] ), size.height() );
344 totalWidth -= widths[i];
348 menuMore->addAction( actions[i] );
350 if( i < shown ) totalWidth -= widths[i];
355 void LocationBar::resizeEvent ( QResizeEvent * event )
357 layOut( event->size() );
360 QSize LocationBar::sizeHint() const
362 return btnMore->sizeHint();
365 LocationButton::LocationButton( const QString &text, bool bold,
366 bool arrow, QWidget * parent )
367 : b_arrow( arrow ), QPushButton( parent )
370 font.setBold( bold );
377 void LocationButton::paintEvent ( QPaintEvent * event )
379 QStyleOptionButton option;
380 option.initFrom( this );
381 option.state |= QStyle::State_Enabled;
387 p.setRenderHint( QPainter::Antialiasing, true );
388 QColor c = palette().color( QPalette::Highlight );
390 p.setBrush( c.lighter( 150 ) );
392 p.drawRoundedRect( option.rect.adjusted( 0, 2, 0, -2 ), 5, 5 );
396 QRect r = option.rect.adjusted( PADDING, 0, -PADDING - (b_arrow ? 10 : 0), 0 );
398 QString str( text() );
399 /* This check is absurd, but either it is not done properly inside elidedText(),
400 or boundingRect() is wrong */
401 if( r.width() < fontMetrics().boundingRect( text() ).width() )
402 str = fontMetrics().elidedText( text(), Qt::ElideRight, r.width() );
403 p.drawText( r, Qt::AlignVCenter | Qt::AlignLeft, str );
407 option.rect.setWidth( 10 );
408 option.rect.moveRight( rect().right() );
409 style()->drawPrimitive( QStyle::PE_IndicatorArrowRight, &option, &p );
413 QSize LocationButton::sizeHint() const
415 QSize s( fontMetrics().boundingRect( text() ).size() );
416 /* Add two pixels to width: font metrics are buggy, if you pass text through elidation
417 with exactly the width of its bounding rect, sometimes it still elides */
418 s.setWidth( s.width() + ( 2 * PADDING ) + ( b_arrow ? 10 : 0 ) + 2 );
419 s.setHeight( s.height() + 2 * PADDING );
426 QSplitterHandle *PlaylistSplitter::createHandle()
428 return new SplitterHandle( orientation(), this );
431 SplitterHandle::SplitterHandle( Qt::Orientation orientation, QSplitter * parent )
432 : QSplitterHandle( orientation, parent)
436 QSize SplitterHandle::sizeHint() const
438 return (orientation() == Qt::Horizontal) ? QSize( 1, height() ) : QSize( width(), 1 );
441 void SplitterHandle::paintEvent(QPaintEvent *event)
443 QPainter painter( this );
444 painter.fillRect( event->rect(), QColor(81, 81, 81) );
446 #endif /* __APPLE__ */