Qt: more details on the icon view.

[vlc] / modules / gui / qt4 / components / playlist / icon_view.cpp

diff --git a/modules/gui/qt4/components/playlist/icon_view.cpp b/modules/gui/qt4/components/playlist/icon_view.cpp
index 48d6db7b79fb21aa1582a65f8cc730e064d9edd7..f07b25f60aea94de97d6c7c581964a9972455a9c 100644 (file)
--- a/modules/gui/qt4/components/playlist/icon_view.cpp
+++ b/modules/gui/qt4/components/playlist/icon_view.cpp
@@ -23,16 +23,86 @@
 
 #include "components/playlist/icon_view.hpp"
 #include "components/playlist/playlist_model.hpp"
+#include "input_manager.hpp"
 
+#include <QApplication>
 #include <QPainter>
+#include <QRect>
+#include <QStyleOptionViewItem>
+#include <QFontMetrics>
+
+#include "assert.h"
+
+#define RECT_SIZE           100
+#define ART_SIZE            64
+#define OFFSET              (RECT_SIZE-64)/2
+#define ITEMS_SPACING       10
+#define ART_RADIUS          5
 
 void PlListViewItemDelegate::paint( QPainter * painter, const QStyleOptionViewItem & option, const QModelIndex & index ) const
 {
+    painter->setRenderHints( QPainter::Antialiasing | QPainter::SmoothPixmapTransform );
+
+    /*if( option.state & QStyle::State_Selected )
+         painter->fillRect(option.rect, option.palette.highlight());*/
+    QApplication::style()->drawPrimitive( QStyle::PE_PanelItemViewItem, &option, painter );
+
+    PLItem *currentItem = static_cast<PLItem*>( index.internalPointer() );
+    assert( currentItem );
+
+    QPixmap pix;
+    QString url = InputManager::decodeArtURL( currentItem->inputItem() );
+
+    if( !url.isEmpty() && pix.load( url ) )
+    {
+        pix = pix.scaled( ART_SIZE, ART_SIZE, Qt::KeepAspectRatioByExpanding );
+    }
+    else
+    {
+        pix = QPixmap( ":/noart64" );
+    }
+
+    QRect artRect = option.rect.adjusted( OFFSET - 1, 0, - OFFSET, - OFFSET *2 );
+    QPainterPath artRectPath;
+    artRectPath.addRoundedRect( artRect, ART_RADIUS, ART_RADIUS );
+
+    // Draw the drop shadow
+    painter->save();
+    painter->setOpacity( 0.7 );
+    painter->setBrush( QBrush( Qt::gray ) );
+    painter->drawRoundedRect( artRect.adjusted( 2, 2, 2, 2 ), ART_RADIUS, ART_RADIUS );
+    painter->restore();
+
+    // Draw the art pixmap
+    painter->setClipPath( artRectPath );
+    painter->drawPixmap( artRect, pix );
+    painter->setClipping( false );
+
+    QColor text = qApp->palette().text().color();
+    QString title = qfu( input_item_GetTitleFbName( currentItem->inputItem() ) );
+    QString artist = qfu( input_item_GetArtist( currentItem->inputItem() ) );
+
+    painter->setPen( text );
+    painter->setFont( QFont( "Verdana", 7, QFont::Bold ) );
+    QFontMetrics fm = painter->fontMetrics();
+    QRect titleRect = option.rect.adjusted( 1, ART_SIZE + 4, 0, -1 );
+    titleRect.setHeight( fm.height() + 2 );
+
+    painter->drawText( titleRect, fm.elidedText( title, Qt::ElideRight, titleRect.width() ),
+                       QTextOption( Qt::AlignCenter ) );
+
+    painter->setPen( text.lighter( 240 ) );
+    painter->setFont( QFont( "Verdana", 7 ) );
+    fm = painter->fontMetrics();
+    QRect artistRect = option.rect.adjusted( 1, ART_SIZE + 4 + titleRect.height(), -1, -1 );
+
+    painter->drawText( artistRect, fm.elidedText( artist, Qt::ElideRight, artistRect.width() ),
+                       QTextOption( Qt::AlignCenter ) );
 }
 
 QSize PlListViewItemDelegate::sizeHint ( const QStyleOptionViewItem & option, const QModelIndex & index ) const
 {
-    return QSize(100, 100);
+    return QSize( RECT_SIZE, RECT_SIZE);
 }
 
 
@@ -40,9 +110,29 @@ PlIconView::PlIconView( PLModel *model, QWidget *parent ) : QListView( parent )
 {
     setModel( model );
     setViewMode( QListView::IconMode );
-    setMovement( QListView::Snap );
+    setMovement( QListView::Static );
+    setResizeMode( QListView::Adjust );
+    setGridSize( QSize( RECT_SIZE, RECT_SIZE ) );
+    setUniformItemSizes( true );
+    setSpacing( ITEMS_SPACING );
+    setWrapping( true );
+    setSelectionMode( QAbstractItemView::ExtendedSelection );
+    setAcceptDrops( true );
 
     PlListViewItemDelegate *pl = new PlListViewItemDelegate();
     setItemDelegate( pl );
+
+    CONNECT( this, activated( const QModelIndex & ), this, activate( const QModelIndex & ) );
 }
 
+void PlIconView::activate( const QModelIndex & index )
+{
+    if( model()->hasChildren( index ) )
+        setRootIndex( index );
+    else
+    {
+        PLModel *plModel = qobject_cast<PLModel*>( model() );
+        if( !plModel ) return;
+        plModel->activateItem( index );
+    }
+}