]> git.sesse.net Git - vlc/blobdiff - modules/gui/qt4/components/playlist/standardpanel.cpp
Show the normal popupMenu when no item is under the selection
[vlc] / modules / gui / qt4 / components / playlist / standardpanel.cpp
index aaeb0d16cb6918a8ccc46bdff011396d2620e79a..58c2b5ff657a53f9381e3bc84d2bfa695b43d3cf 100644 (file)
 # include "config.h"
 #endif
 
-#include "qt4.hpp"
 #include "dialogs_provider.hpp"
 
 #include "components/playlist/playlist_model.hpp"
 #include "components/playlist/standardpanel.hpp"
+#include "components/playlist/icon_view.hpp"
 #include "util/customwidgets.hpp"
+#include "menus.hpp"
 
 #include <vlc_intf_strings.h>
 
@@ -43,6 +44,9 @@
 #include <QMenu>
 #include <QSignalMapper>
 #include <QWheelEvent>
+#include <QToolButton>
+#include <QFontMetrics>
+#include <QPainter>
 
 #include <assert.h>
 
@@ -58,129 +62,116 @@ StandardPLPanel::StandardPLPanel( PlaylistWidget *_parent,
     layout->setSpacing( 0 ); layout->setMargin( 0 );
     setMinimumWidth( 300 );
 
-    model = new PLModel( p_playlist, p_intf, p_root, this );
-
-    /* Create and configure the QTreeView */
-    view = new QTreeView;
-    view->setModel( model );
-    view2 = NULL;
-
-    view->setIconSize( QSize( 20, 20 ) );
-    view->setAlternatingRowColors( true );
-    view->setAnimated( true );
-    view->setUniformRowHeights( true );
-    view->setSortingEnabled( true );
-    view->header()->setSortIndicator( -1 , Qt::AscendingOrder );
-    view->header()->setSortIndicatorShown( true );
-    view->header()->setClickable( true );
-    view->header()->setContextMenuPolicy( Qt::CustomContextMenu );
-
-    view->setSelectionBehavior( QAbstractItemView::SelectRows );
-    view->setSelectionMode( QAbstractItemView::ExtendedSelection );
-    view->setDragEnabled( true );
-    view->setAcceptDrops( true );
-    view->setDropIndicatorShown( true );
-
-    installEventFilter( view );
-    /* Saved Settings */
-    getSettings()->beginGroup("Playlist");
-    if( getSettings()->contains( "headerStateV2" ) )
-    {
-        view->header()->restoreState(
-                getSettings()->value( "headerStateV2" ).toByteArray() );
-    }
-    else
-    {
-        for( int m = 1, c = 0; m != COLUMN_END; m <<= 1, c++ )
-        {
-            view->setColumnHidden( c, !( m & COLUMN_DEFAULT ) );
-            if( m == COLUMN_TITLE ) view->header()->resizeSection( c, 200 );
-            else if( m == COLUMN_DURATION ) view->header()->resizeSection( c, 80 );
-        }
-    }
-    getSettings()->endGroup();
-
-    /* Connections for the TreeView */
-    CONNECT( view, activated( const QModelIndex& ) ,
-             model,activateItem( const QModelIndex& ) );
-    CONNECT( view->header(), customContextMenuRequested( const QPoint & ),
-             this, popupSelectColumn( QPoint ) );
-    CONNECT( model, currentChanged( const QModelIndex& ),
-             this, handleExpansion( const QModelIndex& ) );
+    iconView = NULL;
+    treeView = NULL;
 
+    model = new PLModel( p_playlist, p_intf, p_root, this );
     currentRootId = -1;
+    last_activated_id = -1;
 
     /* Title label */
-    title = new QLabel;
+    /*title = new QLabel;
     QFont titleFont;
     titleFont.setPointSize( titleFont.pointSize() + 6 );
     titleFont.setFamily( "Verdana" );
     title->setFont( titleFont );
-    layout->addWidget( title, 0, 0 );
+    layout->addWidget( title, 0, 0 );*/
+
+    locationBar = new LocationBar( model );
+    layout->addWidget( locationBar, 0, 0 );
 
     /* A Spacer and the search possibilities */
     layout->setColumnStretch( 1, 10 );
 
     SearchLineEdit *search = new SearchLineEdit( this );
-    search->setMaximumWidth( 200 );
+    search->setMaximumWidth( 300 );
     layout->addWidget( search, 0, 4 );
     CONNECT( search, textChanged( const QString& ),
              this, search( const QString& ) );
-    layout->setColumnStretch( 4, 1 );
+    layout->setColumnStretch( 4, 10 );
 
     /* Add item to the playlist button */
-    addButton = new QPushButton;
+    addButton = new QToolButton;
     addButton->setIcon( QIcon( ":/buttons/playlist/playlist_add" ) );
     addButton->setMaximumWidth( 30 );
     BUTTONACT( addButton, popupAdd() );
     layout->addWidget( addButton, 0, 3 );
 
-    QPushButton *viewButton = new QPushButton( this );
-    viewButton->setIcon( QIcon( ":/buttons/playlist/playlist_add" ) );
+    /* Button to switch views */
+    QToolButton *viewButton = new QToolButton( this );
+    viewButton->setIcon( style()->standardIcon( QStyle::SP_FileDialogDetailedView ) );
     layout->addWidget( viewButton, 0, 2 );
-    BUTTONACT( viewButton, toggleView() );
 
-    /* Finish the layout */
-    layout->addWidget( view, 1, 0, 1, -1 );
+    /* View selection menu */
+    viewSelectionMapper = new QSignalMapper( this );
+    CONNECT( viewSelectionMapper, mapped( int ), this, showView( int ) );
 
-    selectColumnsSigMapper = new QSignalMapper( this );
-    CONNECT( selectColumnsSigMapper, mapped( int ),
-             this, toggleColumnShown( int ) );
+    QActionGroup *actionGroup = new QActionGroup( this );
+
+    treeViewAction = actionGroup->addAction( "Detailed view" );
+    treeViewAction->setCheckable( true );
+    viewSelectionMapper->setMapping( treeViewAction, TREE_VIEW );
+    CONNECT( treeViewAction, triggered(), viewSelectionMapper, map() );
+
+    iconViewAction = actionGroup->addAction( "Icon view" );
+    iconViewAction->setCheckable( true );
+    viewSelectionMapper->setMapping( iconViewAction, ICON_VIEW );
+    CONNECT( iconViewAction, triggered(), viewSelectionMapper, map() );
+
+    BUTTONACT( viewButton, cycleViews() );
+    QMenu *viewMenu = new QMenu( this );
+    viewMenu->addActions( actionGroup->actions() );
+
+    viewButton->setMenu( viewMenu );
+
+    /* Saved Settings */
+    getSettings()->beginGroup("Playlist");
+
+    int i_viewMode = getSettings()->value( "view-mode", TREE_VIEW ).toInt();
+    showView( i_viewMode );
+
+    getSettings()->endGroup();
+
+    CONNECT( THEMIM, leafBecameParent( input_item_t *),
+             this, browseInto( input_item_t * ) );
+
+    CONNECT( model, currentChanged( const QModelIndex& ),
+             this, handleExpansion( const QModelIndex& ) );
 }
 
 StandardPLPanel::~StandardPLPanel()
 {
     getSettings()->beginGroup("Playlist");
-    getSettings()->setValue( "headerStateV2", view->header()->saveState() );
+    if( treeView )
+        getSettings()->setValue( "headerStateV2", treeView->header()->saveState() );
+    getSettings()->setValue( "view-mode", ( currentView == iconView ) ? ICON_VIEW : TREE_VIEW );
     getSettings()->endGroup();
 }
 
 /* Unused anymore, but might be useful, like in right-click menu */
 void StandardPLPanel::gotoPlayingItem()
 {
-    view->scrollTo( model->currentIndex() );
+    currentView->scrollTo( model->currentIndex() );
 }
 
 void StandardPLPanel::handleExpansion( const QModelIndex& index )
 {
-    view->scrollTo( index );
+    assert( currentView );
+    currentView->scrollTo( index );
 }
 
 /* PopupAdd Menu for the Add Menu */
 void StandardPLPanel::popupAdd()
 {
     QMenu popup;
-    if( currentRootId == THEPL->p_local_category->i_id ||
-        currentRootId == THEPL->p_local_onelevel->i_id )
+    if( currentRootId == THEPL->p_playing->i_id )
     {
         popup.addAction( qtr(I_PL_ADDF), THEDP, SLOT( simplePLAppendDialog()) );
         popup.addAction( qtr(I_PL_ADDDIR), THEDP, SLOT( PLAppendDir()) );
         popup.addAction( qtr(I_OP_ADVOP), THEDP, SLOT( PLAppendDialog()) );
     }
-    else if( ( THEPL->p_ml_category &&
-                currentRootId == THEPL->p_ml_category->i_id ) ||
-             ( THEPL->p_ml_onelevel &&
-                currentRootId == THEPL->p_ml_onelevel->i_id ) )
+    else if( THEPL->p_media_library &&
+                currentRootId == THEPL->p_media_library->i_id )
     {
         popup.addAction( qtr(I_PL_ADDF), THEDP, SLOT( simpleMLAppendDialog()) );
         popup.addAction( qtr(I_PL_ADDDIR), THEDP, SLOT( MLAppendDir() ) );
@@ -191,9 +182,25 @@ void StandardPLPanel::popupAdd()
                         + QPoint( 0, addButton->height() ) );
 }
 
+void StandardPLPanel::popupPlView( const QPoint &point )
+{
+    QModelIndex index = currentView->indexAt( point );
+    QPoint globalPoint = currentView->viewport()->mapToGlobal( point );
+    if( !index.isValid() ){
+        QVLCMenu::PopupMenu( p_intf, true );
+    }
+    else
+    {
+        QItemSelectionModel *selection = currentView->selectionModel();
+        QModelIndexList list = selection->selectedIndexes();
+        model->popup( index, globalPoint, list );
+    }
+}
+
 void StandardPLPanel::popupSelectColumn( QPoint pos )
 {
     QMenu menu;
+    assert( treeView );
 
     /* We do not offer the option to hide index 0 column, or
     * QTreeView will behave weird */
@@ -203,7 +210,7 @@ void StandardPLPanel::popupSelectColumn( QPoint pos )
         QAction* option = menu.addAction(
             qfu( psz_column_title( i ) ) );
         option->setCheckable( true );
-        option->setChecked( !view->isColumnHidden( j ) );
+        option->setChecked( !treeView->isColumnHidden( j ) );
         selectColumnsSigMapper->setMapping( option, j );
         CONNECT( option, triggered(), selectColumnsSigMapper, map() );
     }
@@ -212,7 +219,7 @@ void StandardPLPanel::popupSelectColumn( QPoint pos )
 
 void StandardPLPanel::toggleColumnShown( int i )
 {
-    view->setColumnHidden( i, !view->isColumnHidden( i ) );
+    treeView->setColumnHidden( i, !treeView->isColumnHidden( i ) );
 }
 
 /* Search in the playlist */
@@ -221,13 +228,6 @@ void StandardPLPanel::search( const QString& searchText )
     model->search( searchText );
 }
 
-void StandardPLPanel::doPopup( QModelIndex index, QPoint point )
-{
-    QItemSelectionModel *selection = view->selectionModel();
-    QModelIndexList list = selection->selectedIndexes();
-    model->popup( index, point, list );
-}
-
 /* Set the root of the new Playlist */
 /* This activated by the selector selection */
 void StandardPLPanel::setRoot( playlist_item_t *p_item )
@@ -235,31 +235,28 @@ void StandardPLPanel::setRoot( playlist_item_t *p_item )
     QPL_LOCK;
     assert( p_item );
 
-    playlist_item_t *p_pref_item = playlist_GetPreferredNode( THEPL, p_item );
-    if( p_pref_item ) p_item = p_pref_item;
-
     /* needed for popupAdd() */
     currentRootId = p_item->i_id;
 
     /* cosmetics, ..still need playlist locking.. */
-    char *psz_title = input_item_GetName( p_item->p_input );
+    /*char *psz_title = input_item_GetName( p_item->p_input );
     title->setText( qfu(psz_title) );
-    free( psz_title );
+    free( psz_title );*/
 
     QPL_UNLOCK;
 
     /* do THE job */
     model->rebuild( p_item );
 
+    locationBar->setIndex( QModelIndex() );
+
     /* enable/disable adding */
-    if( p_item == THEPL->p_local_category ||
-        p_item == THEPL->p_local_onelevel )
+    if( p_item == THEPL->p_playing )
     {
         addButton->setEnabled( true );
         addButton->setToolTip( qtr(I_PL_ADDPL) );
     }
-    else if( ( THEPL->p_ml_category && p_item == THEPL->p_ml_category) ||
-              ( THEPL->p_ml_onelevel && p_item == THEPL->p_ml_onelevel ) )
+    else if( THEPL->p_media_library && p_item == THEPL->p_media_library )
     {
         addButton->setEnabled( true );
         addButton->setToolTip( qtr(I_PL_ADDML) );
@@ -288,72 +285,121 @@ void StandardPLPanel::keyPressEvent( QKeyEvent *e )
 
 void StandardPLPanel::deleteSelection()
 {
-    QItemSelectionModel *selection = view->selectionModel();
+    QItemSelectionModel *selection = currentView->selectionModel();
     QModelIndexList list = selection->selectedIndexes();
     model->doDelete( list );
 }
 
-void StandardPLPanel::toggleView()
+void StandardPLPanel::createIconView()
 {
-    if( view && view->isVisible() )
+    iconView = new PlIconView( model, this );
+    iconView->setContextMenuPolicy( Qt::CustomContextMenu );
+    CONNECT( iconView, customContextMenuRequested( const QPoint & ),
+             this, popupPlView( const QPoint & ) );
+    CONNECT( iconView, activated( const QModelIndex & ),
+             this, activate( const QModelIndex & ) );
+    CONNECT( locationBar, invoked( const QModelIndex & ),
+             iconView, setRootIndex( const QModelIndex & ) );
+
+    layout->addWidget( iconView, 1, 0, 1, -1 );
+}
+
+void StandardPLPanel::createTreeView()
+{
+    /* Create and configure the QTreeView */
+    treeView = new QTreeView;
+
+    treeView->setIconSize( QSize( 20, 20 ) );
+    treeView->setAlternatingRowColors( true );
+    treeView->setAnimated( true );
+    treeView->setUniformRowHeights( true );
+    treeView->setSortingEnabled( true );
+    treeView->header()->setSortIndicator( -1 , Qt::AscendingOrder );
+    treeView->header()->setSortIndicatorShown( true );
+    treeView->header()->setClickable( true );
+    treeView->header()->setContextMenuPolicy( Qt::CustomContextMenu );
+
+    treeView->setSelectionBehavior( QAbstractItemView::SelectRows );
+    treeView->setSelectionMode( QAbstractItemView::ExtendedSelection );
+    treeView->setDragEnabled( true );
+    treeView->setAcceptDrops( true );
+    treeView->setDropIndicatorShown( true );
+    treeView->setContextMenuPolicy( Qt::CustomContextMenu );
+
+    /* setModel after setSortingEnabled(true), or the model will sort immediately! */
+    treeView->setModel( model );
+
+    if( getSettings()->contains( "headerStateV2" ) )
     {
-        if( view2 == NULL )
-        {
-            view2 = new QListView;
-            view2->setModel( model );
-            view2->setViewMode( QListView::IconMode );
-            view2->setMovement( QListView::Snap );
-            layout->addWidget( view2, 1, 0, 1, -1 );
-            installEventFilter( view2 );
-        }
-        view->hide();
-        view2->show();
+        treeView->header()->restoreState(
+                getSettings()->value( "headerStateV2" ).toByteArray() );
     }
     else
     {
-        view2->hide();
-        view->show();
+        for( int m = 1, c = 0; m != COLUMN_END; m <<= 1, c++ )
+        {
+            treeView->setColumnHidden( c, !( m & COLUMN_DEFAULT ) );
+            if( m == COLUMN_TITLE ) treeView->header()->resizeSection( c, 200 );
+            else if( m == COLUMN_DURATION ) treeView->header()->resizeSection( c, 80 );
+        }
     }
+
+    /* Connections for the TreeView */
+    CONNECT( treeView, activated( const QModelIndex& ),
+             this, activate( const QModelIndex& ) );
+    CONNECT( treeView->header(), customContextMenuRequested( const QPoint & ),
+             this, popupSelectColumn( QPoint ) );
+    CONNECT( treeView, customContextMenuRequested( const QPoint & ),
+             this, popupPlView( const QPoint & ) );
+
+    /* SignalMapper for columns */
+    selectColumnsSigMapper = new QSignalMapper( this );
+    CONNECT( selectColumnsSigMapper, mapped( int ),
+             this, toggleColumnShown( int ) );
+
+    /* Finish the layout */
+    layout->addWidget( treeView, 1, 0, 1, -1 );
 }
 
-bool StandardPLPanel::eventFilter( QObject *obj, QEvent *event )
+void StandardPLPanel::showView( int i_view )
 {
-    QAbstractItemView *view = qobject_cast<QAbstractItemView *>(obj);
-    if( !view ) return false;
-
-    switch( event->type() )
+    switch( i_view )
+    {
+    case TREE_VIEW:
     {
-        case QEvent::MouseButtonPress:
-            {
-                QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
-                if( mouseEvent->button() & Qt::RightButton )
-                {
-                    QModelIndex index = view->indexAt(
-                            QPoint( mouseEvent->x(), mouseEvent->y() ) );
-                    doPopup( index, QCursor::pos() );
-                    return true;
-                }
-                else if( mouseEvent->button() & Qt::LeftButton )
-                {
-                    if( !view->indexAt( QPoint( mouseEvent->x(),
-                                                mouseEvent->y() ) ).isValid() )
-                        view->clearSelection();
-                }
-                // view->mousePressEvent( mouseEvent );
-            }
-            return true;
-        case QEvent::MouseButtonRelease:
-            {
-                QMouseEvent *mouseEvent2 = static_cast<QMouseEvent *>(event);
-                if( mouseEvent2->button() & Qt::RightButton )
-                    return false; /* Do NOT forward to QTreeView!! */
-                // view->mouseReleaseEvent( mouseEvent );
-                return true;
-            }
-        default:
-            return false;
+        if( treeView == NULL )
+            createTreeView();
+        locationBar->setIndex( treeView->rootIndex() );
+        if( iconView ) iconView->hide();
+        treeView->show();
+        currentView = treeView;
+        treeViewAction->setChecked( true );
+        break;
+    }
+    case ICON_VIEW:
+    {
+        if( iconView == NULL )
+            createIconView();
+
+        locationBar->setIndex( iconView->rootIndex() );
+        if( treeView ) treeView->hide();
+        iconView->show();
+        currentView = iconView;
+        iconViewAction->setChecked( true );
+        break;
     }
-    return true;
+    default:;
+    }
+}
+
+void StandardPLPanel::cycleViews()
+{
+    if( currentView == iconView )
+        showView( TREE_VIEW );
+    else if( currentView == treeView )
+        showView( ICON_VIEW );
+    else
+        assert( 0 );
 }
 
 void StandardPLPanel::wheelEvent( QWheelEvent *e )
@@ -361,3 +407,134 @@ void StandardPLPanel::wheelEvent( QWheelEvent *e )
     // Accept this event in order to prevent unwanted volume up/down changes
     e->accept();
 }
+
+void StandardPLPanel::activate( const QModelIndex &index )
+{
+    if( model->hasChildren( index ) )
+    {
+        if( currentView == iconView ) {
+            iconView->setRootIndex( index );
+            //title->setText( index.data().toString() );
+            locationBar->setIndex( index );
+        }
+    }
+    else
+    {
+        playlist_Lock( THEPL );
+        playlist_item_t *p_item = playlist_ItemGetById( THEPL, model->itemId( index ) );
+        p_item->i_flags |= PLAYLIST_SUBITEM_STOP_FLAG;
+        last_activated_id = p_item->p_input->i_id;//model->getItem( index )->inputItem()->i_id;
+        playlist_Unlock( THEPL );
+        model->activateItem( index );
+    }
+}
+
+void StandardPLPanel::browseInto( input_item_t *p_input )
+{
+
+    if( p_input->i_id != last_activated_id ) return;
+
+    playlist_Lock( THEPL );
+
+    playlist_item_t *p_item = playlist_ItemGetByInput( THEPL, p_input );
+    if( !p_item )
+    {
+        playlist_Unlock( THEPL );
+        return;
+    }
+
+    QModelIndex index = model->index( p_item->i_id, 0 );
+
+    playlist_Unlock( THEPL );
+
+    if( currentView == iconView ) {
+        iconView->setRootIndex( index );
+        locationBar->setIndex( index );
+    }
+    else
+        treeView->setExpanded( index, true );
+
+    last_activated_id = -1;
+
+
+}
+
+LocationBar::LocationBar( PLModel *m )
+{
+    model = m;
+    mapper = new QSignalMapper( this );
+    CONNECT( mapper, mapped( int ), this, invoke( int ) );
+
+    box = new QHBoxLayout;
+    box->setSpacing( 0 );
+    setLayout( box );
+}
+
+void LocationBar::setIndex( const QModelIndex &index )
+{
+    qDeleteAll( buttons );
+    buttons.clear();
+    QModelIndex i = index;
+    bool bold = true;
+    while( true )
+    {
+        PLItem *item = model->getItem( i );
+
+        char *fb_name = input_item_GetTitleFbName( item->inputItem() );
+        QString text = qfu(fb_name);
+        free(fb_name);
+        QToolButton *btn = new LocationButton( text, bold );
+        box->insertWidget( 0, btn );
+        buttons.append( btn );
+
+        mapper->setMapping( btn, item->id() );
+        CONNECT( btn, clicked( ), mapper, map( ) );
+
+        bold = false;
+
+        if( i.isValid() ) i = i.parent();
+        else break;
+    }
+}
+
+void LocationBar::invoke( int i_id )
+{
+    QModelIndex index = model->index( i_id, 0 );
+    setIndex( index );
+    emit invoked ( index );
+}
+
+LocationButton::LocationButton( const QString &text, bool bold )
+{
+    QFont font;
+    font.setBold( bold );
+    setFont( font );
+    metrics = new QFontMetrics( font );
+    setText( metrics->elidedText( text, Qt::ElideRight, 150 ) );
+}
+
+void LocationButton::paintEvent ( QPaintEvent * event )
+{
+    QStyleOptionButton option;
+    option.initFrom( this );
+    option.rect = rect();
+    option.text = text();
+    option.features = QStyleOptionButton::Flat;
+    option.state |= QStyle::State_Enabled;
+    option.state |= isChecked() ? QStyle::State_On : QStyle::State_Off;
+    if( isDown() ) option.state |= QStyle::State_Sunken;
+    QPainter p( this );
+    style()->drawControl( QStyle::CE_PushButtonBevel, &option, &p );
+    option.rect.setLeft( 18 );
+    p.drawText( option.rect, Qt::AlignVCenter,
+                metrics->elidedText( text(), Qt::ElideRight, option.rect.width() - 5 ) );
+    option.rect = QRect( 0, 0, 18, height() );
+    style()->drawPrimitive( QStyle::PE_IndicatorArrowRight, &option, &p );
+}
+
+QSize LocationButton::sizeHint() const
+{
+    QSize s( metrics->boundingRect( text() ).size() );
+    s += QSize( 25, 10 );
+    return s;
+}