1 /*****************************************************************************
2 * standardpanel.cpp : The "standard" playlist panel : just a treeview
3 ****************************************************************************
4 * Copyright (C) 2000-2009 VideoLAN
7 * Authors: Clément Stenac <zorglub@videolan.org>
8 * JB 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 "dialogs_provider.hpp"
31 #include "components/playlist/playlist_model.hpp"
32 #include "components/playlist/standardpanel.hpp"
33 #include "components/playlist/icon_view.hpp"
34 #include "util/customwidgets.hpp"
37 #include <vlc_intf_strings.h>
39 #include <QPushButton>
40 #include <QHeaderView>
42 #include <QModelIndexList>
45 #include <QSignalMapper>
46 #include <QWheelEvent>
47 #include <QToolButton>
48 #include <QFontMetrics>
55 static const QString viewNames[] = { qtr( "Detailed View" ),
59 StandardPLPanel::StandardPLPanel( PlaylistWidget *_parent,
60 intf_thread_t *_p_intf,
61 playlist_t *p_playlist,
62 playlist_item_t *p_root ):
63 QWidget( _parent ), p_intf( _p_intf )
65 layout = new QGridLayout( this );
66 layout->setSpacing( 0 ); layout->setMargin( 0 );
67 setMinimumWidth( 300 );
73 model = new PLModel( p_playlist, p_intf, p_root, this );
75 last_activated_id = -1;
77 locationBar = new LocationBar( model );
78 layout->addWidget( locationBar, 0, 0 );
79 CONNECT( model, rootChanged(), locationBar, setRootIndex() );
81 /* A Spacer and the search possibilities */
82 layout->setColumnStretch( 1, 10 );
84 SearchLineEdit *search = new SearchLineEdit( this );
85 search->setMaximumWidth( 300 );
86 layout->addWidget( search, 0, 4 );
87 CONNECT( search, textChanged( const QString& ),
88 this, search( const QString& ) );
89 layout->setColumnStretch( 4, 10 );
91 /* Add item to the playlist button */
92 addButton = new QToolButton;
93 addButton->setIcon( QIcon( ":/buttons/playlist/playlist_add" ) );
94 addButton->setMaximumWidth( 30 );
95 BUTTONACT( addButton, popupAdd() );
96 layout->addWidget( addButton, 0, 3 );
98 /* Button to switch views */
99 QToolButton *viewButton = new QToolButton( this );
100 viewButton->setIcon( style()->standardIcon( QStyle::SP_FileDialogDetailedView ) );
101 layout->addWidget( viewButton, 0, 2 );
103 /* View selection menu */
104 viewSelectionMapper = new QSignalMapper( this );
105 CONNECT( viewSelectionMapper, mapped( int ), this, showView( int ) );
107 QActionGroup *actionGroup = new QActionGroup( this );
109 for( int i = 0; i < VIEW_COUNT; i++ )
111 viewActions[i] = actionGroup->addAction( viewNames[i] );
112 viewActions[i]->setCheckable( true );
113 viewSelectionMapper->setMapping( viewActions[i], i );
114 CONNECT( viewActions[i], triggered(), viewSelectionMapper, map() );
117 BUTTONACT( viewButton, cycleViews() );
118 QMenu *viewMenu = new QMenu( this );
119 viewMenu->addActions( actionGroup->actions() );
121 viewButton->setMenu( viewMenu );
124 getSettings()->beginGroup("Playlist");
126 int i_viewMode = getSettings()->value( "view-mode", TREE_VIEW ).toInt();
127 showView( i_viewMode );
129 getSettings()->endGroup();
131 CONNECT( THEMIM, leafBecameParent( input_item_t *),
132 this, browseInto( input_item_t * ) );
134 CONNECT( model, currentChanged( const QModelIndex& ),
135 this, handleExpansion( const QModelIndex& ) );
136 CONNECT( model, rootChanged(), this, handleRootChange() );
139 StandardPLPanel::~StandardPLPanel()
141 getSettings()->beginGroup("Playlist");
143 getSettings()->setValue( "headerStateV2", treeView->header()->saveState() );
144 if( currentView == treeView )
145 getSettings()->setValue( "view-mode", TREE_VIEW );
146 else if( currentView == listView )
147 getSettings()->setValue( "view-mode", LIST_VIEW );
148 else if( currentView == iconView )
149 getSettings()->setValue( "view-mode", ICON_VIEW );
150 getSettings()->endGroup();
153 /* Unused anymore, but might be useful, like in right-click menu */
154 void StandardPLPanel::gotoPlayingItem()
156 currentView->scrollTo( model->currentIndex() );
159 void StandardPLPanel::handleExpansion( const QModelIndex& index )
161 assert( currentView );
162 currentView->scrollTo( index );
165 void StandardPLPanel::handleRootChange()
167 /* needed for popupAdd() */
168 PLItem *root = model->getItem( QModelIndex() );
169 currentRootId = root->id();
171 locationBar->setIndex( QModelIndex() );
173 /* enable/disable adding */
174 if( currentRootId == THEPL->p_playing->i_id )
176 addButton->setEnabled( true );
177 addButton->setToolTip( qtr(I_PL_ADDPL) );
179 else if( THEPL->p_media_library &&
180 currentRootId == THEPL->p_media_library->i_id )
182 addButton->setEnabled( true );
183 addButton->setToolTip( qtr(I_PL_ADDML) );
186 addButton->setEnabled( false );
189 /* PopupAdd Menu for the Add Menu */
190 void StandardPLPanel::popupAdd()
193 if( currentRootId == THEPL->p_playing->i_id )
195 popup.addAction( qtr(I_PL_ADDF), THEDP, SLOT( simplePLAppendDialog()) );
196 popup.addAction( qtr(I_PL_ADDDIR), THEDP, SLOT( PLAppendDir()) );
197 popup.addAction( qtr(I_OP_ADVOP), THEDP, SLOT( PLAppendDialog()) );
199 else if( THEPL->p_media_library &&
200 currentRootId == THEPL->p_media_library->i_id )
202 popup.addAction( qtr(I_PL_ADDF), THEDP, SLOT( simpleMLAppendDialog()) );
203 popup.addAction( qtr(I_PL_ADDDIR), THEDP, SLOT( MLAppendDir() ) );
204 popup.addAction( qtr(I_OP_ADVOP), THEDP, SLOT( MLAppendDialog() ) );
207 popup.exec( QCursor::pos() - addButton->mapFromGlobal( QCursor::pos() )
208 + QPoint( 0, addButton->height() ) );
211 void StandardPLPanel::popupPlView( const QPoint &point )
213 QModelIndex index = currentView->indexAt( point );
214 QPoint globalPoint = currentView->viewport()->mapToGlobal( point );
215 if( !index.isValid() ){
216 QVLCMenu::PopupMenu( p_intf, true );
220 QItemSelectionModel *selection = currentView->selectionModel();
221 QModelIndexList list = selection->selectedIndexes();
222 model->popup( index, globalPoint, list );
226 void StandardPLPanel::popupSelectColumn( QPoint pos )
231 /* We do not offer the option to hide index 0 column, or
232 * QTreeView will behave weird */
234 for( i = 1 << 1, j = 1; i < COLUMN_END; i <<= 1, j++ )
236 QAction* option = menu.addAction(
237 qfu( psz_column_title( i ) ) );
238 option->setCheckable( true );
239 option->setChecked( !treeView->isColumnHidden( j ) );
240 selectColumnsSigMapper->setMapping( option, j );
241 CONNECT( option, triggered(), selectColumnsSigMapper, map() );
243 menu.exec( QCursor::pos() );
246 void StandardPLPanel::toggleColumnShown( int i )
248 treeView->setColumnHidden( i, !treeView->isColumnHidden( i ) );
251 /* Search in the playlist */
252 void StandardPLPanel::search( const QString& searchText )
254 model->search( searchText );
257 /* Set the root of the new Playlist */
258 /* This activated by the selector selection */
259 void StandardPLPanel::setRoot( playlist_item_t *p_item )
261 model->rebuild( p_item );
264 /* Delete and Suppr key remove the selection
265 FilterKey function and code function */
266 void StandardPLPanel::keyPressEvent( QKeyEvent *e )
277 void StandardPLPanel::deleteSelection()
279 QItemSelectionModel *selection = currentView->selectionModel();
280 QModelIndexList list = selection->selectedIndexes();
281 model->doDelete( list );
284 void StandardPLPanel::createIconView()
286 iconView = new PlIconView( model, this );
287 iconView->setContextMenuPolicy( Qt::CustomContextMenu );
288 CONNECT( iconView, customContextMenuRequested( const QPoint & ),
289 this, popupPlView( const QPoint & ) );
290 CONNECT( iconView, activated( const QModelIndex & ),
291 this, activate( const QModelIndex & ) );
292 CONNECT( locationBar, invoked( const QModelIndex & ),
293 iconView, setRootIndex( const QModelIndex & ) );
295 layout->addWidget( iconView, 1, 0, 1, -1 );
298 void StandardPLPanel::createListView()
300 listView = new PlListView( model, this );
301 listView->setContextMenuPolicy( Qt::CustomContextMenu );
302 CONNECT( listView, customContextMenuRequested( const QPoint & ),
303 this, popupPlView( const QPoint & ) );
304 CONNECT( listView, activated( const QModelIndex & ),
305 this, activate( const QModelIndex & ) );
306 CONNECT( locationBar, invoked( const QModelIndex & ),
307 listView, setRootIndex( const QModelIndex & ) );
309 layout->addWidget( listView, 1, 0, 1, -1 );
313 void StandardPLPanel::createTreeView()
315 /* Create and configure the QTreeView */
316 treeView = new QTreeView;
318 treeView->setIconSize( QSize( 20, 20 ) );
319 treeView->setAlternatingRowColors( true );
320 treeView->setAnimated( true );
321 treeView->setUniformRowHeights( true );
322 treeView->setSortingEnabled( true );
323 treeView->header()->setSortIndicator( -1 , Qt::AscendingOrder );
324 treeView->header()->setSortIndicatorShown( true );
325 treeView->header()->setClickable( true );
326 treeView->header()->setContextMenuPolicy( Qt::CustomContextMenu );
328 treeView->setSelectionBehavior( QAbstractItemView::SelectRows );
329 treeView->setSelectionMode( QAbstractItemView::ExtendedSelection );
330 treeView->setDragEnabled( true );
331 treeView->setAcceptDrops( true );
332 treeView->setDropIndicatorShown( true );
333 treeView->setContextMenuPolicy( Qt::CustomContextMenu );
335 /* setModel after setSortingEnabled(true), or the model will sort immediately! */
336 treeView->setModel( model );
338 if( getSettings()->contains( "headerStateV2" ) )
340 treeView->header()->restoreState(
341 getSettings()->value( "headerStateV2" ).toByteArray() );
345 for( int m = 1, c = 0; m != COLUMN_END; m <<= 1, c++ )
347 treeView->setColumnHidden( c, !( m & COLUMN_DEFAULT ) );
348 if( m == COLUMN_TITLE ) treeView->header()->resizeSection( c, 200 );
349 else if( m == COLUMN_DURATION ) treeView->header()->resizeSection( c, 80 );
353 /* Connections for the TreeView */
354 CONNECT( treeView, activated( const QModelIndex& ),
355 this, activate( const QModelIndex& ) );
356 CONNECT( treeView->header(), customContextMenuRequested( const QPoint & ),
357 this, popupSelectColumn( QPoint ) );
358 CONNECT( treeView, customContextMenuRequested( const QPoint & ),
359 this, popupPlView( const QPoint & ) );
361 /* SignalMapper for columns */
362 selectColumnsSigMapper = new QSignalMapper( this );
363 CONNECT( selectColumnsSigMapper, mapped( int ),
364 this, toggleColumnShown( int ) );
366 /* Finish the layout */
367 layout->addWidget( treeView, 1, 0, 1, -1 );
370 void StandardPLPanel::showView( int i_view )
376 if( treeView == NULL )
378 locationBar->setIndex( treeView->rootIndex() );
379 if( iconView ) iconView->hide();
380 if( listView ) listView->hide();
382 currentView = treeView;
383 viewActions[i_view]->setChecked( true );
388 if( iconView == NULL )
391 if( treeView ) treeView->hide();
394 iconView->setRootIndex( listView->rootIndex() );
396 locationBar->setIndex( iconView->rootIndex() );
398 currentView = iconView;
399 viewActions[i_view]->setChecked( true );
404 if( listView == NULL )
407 if( treeView ) treeView->hide();
410 listView->setRootIndex( iconView->rootIndex() );
412 locationBar->setIndex( listView->rootIndex() );
414 currentView = listView;
415 viewActions[i_view]->setChecked( true );
422 void StandardPLPanel::cycleViews()
424 if( currentView == iconView )
425 showView( TREE_VIEW );
426 else if( currentView == treeView )
427 showView( LIST_VIEW );
428 else if( currentView == listView )
429 showView( ICON_VIEW );
434 void StandardPLPanel::wheelEvent( QWheelEvent *e )
436 // Accept this event in order to prevent unwanted volume up/down changes
440 void StandardPLPanel::activate( const QModelIndex &index )
442 if( model->hasChildren( index ) )
444 if( currentView == iconView || currentView == listView ) {
445 currentView->setRootIndex( index );
446 locationBar->setIndex( index );
451 playlist_Lock( THEPL );
452 playlist_item_t *p_item = playlist_ItemGetById( THEPL, model->itemId( index ) );
453 p_item->i_flags |= PLAYLIST_SUBITEM_STOP_FLAG;
454 last_activated_id = p_item->p_input->i_id;
455 playlist_Unlock( THEPL );
456 model->activateItem( index );
460 void StandardPLPanel::browseInto( input_item_t *p_input )
463 if( p_input->i_id != last_activated_id ) return;
465 playlist_Lock( THEPL );
467 playlist_item_t *p_item = playlist_ItemGetByInput( THEPL, p_input );
470 playlist_Unlock( THEPL );
474 QModelIndex index = model->index( p_item->i_id, 0 );
476 playlist_Unlock( THEPL );
478 if( currentView == iconView || currentView == listView ) {
479 currentView->setRootIndex( index );
480 locationBar->setIndex( index );
483 treeView->setExpanded( index, true );
485 last_activated_id = -1;
490 LocationBar::LocationBar( PLModel *m )
493 mapper = new QSignalMapper( this );
494 CONNECT( mapper, mapped( int ), this, invoke( int ) );
496 box = new QHBoxLayout;
497 box->setSpacing( 0 );
498 box->setContentsMargins( 0, 0, 0, 0 );
502 void LocationBar::setIndex( const QModelIndex &index )
504 qDeleteAll( buttons );
506 QModelIndex i = index;
510 PLItem *item = model->getItem( i );
512 char *fb_name = input_item_GetTitleFbName( item->inputItem() );
513 QString text = qfu(fb_name);
515 QAbstractButton *btn = new LocationButton( text, bold, i.isValid() );
516 if( bold ) btn->setSizePolicy( QSizePolicy::Expanding, QSizePolicy::Preferred );
517 box->insertWidget( 0, btn, bold ? 1 : 0 );
518 buttons.append( btn );
520 mapper->setMapping( btn, item->id() );
521 CONNECT( btn, clicked( ), mapper, map( ) );
525 if( i.isValid() ) i = i.parent();
530 void LocationBar::setRootIndex()
532 setIndex( QModelIndex() );
535 void LocationBar::invoke( int i_id )
537 QModelIndex index = model->index( i_id, 0 );
539 emit invoked ( index );
542 LocationButton::LocationButton( const QString &text, bool bold, bool arrow )
546 font.setBold( bold );
553 void LocationButton::paintEvent ( QPaintEvent * event )
555 QStyleOptionButton option;
556 option.initFrom( this );
557 option.state |= QStyle::State_Enabled;
561 style()->drawControl( QStyle::CE_PushButtonBevel, &option, &p );
563 int margin = style()->pixelMetric(QStyle::PM_DefaultFrameWidth,0,this) + PADDING;
565 QRect rect = option.rect.adjusted( b_arrow ? 15 + margin : margin, 0, margin * -1, 0 );
566 p.drawText( rect, Qt::AlignVCenter,
567 fontMetrics().elidedText( text(), Qt::ElideRight, rect.width() ) );
571 option.rect.setX( margin );
572 option.rect.setWidth( 8 );
573 style()->drawPrimitive( QStyle::PE_IndicatorArrowRight, &option, &p );
577 QSize LocationButton::sizeHint() const
579 int frameWidth = style()->pixelMetric(QStyle::PM_DefaultFrameWidth,0,this);
580 QSize s( fontMetrics().boundingRect( text() ).size() );
581 s.setWidth( s.width() + ( 2 * frameWidth ) + ( 2 * PADDING ) + ( b_arrow ? 15 : 0 ) );
582 s.setHeight( QPushButton::sizeHint().height() );