New source tree popup widget for playlist delete confirmation

src/libtomahawk/CMakeLists.txt

@@ -139,6 +139,7 @@ set( libGuiSources
     widgets/ToggleButton.cpp
     widgets/FadingPixmap.cpp
     widgets/SocialPlaylistWidget.cpp
+    widgets/SourceTreePopupDialog.cpp
     widgets/infowidgets/SourceInfoWidget.cpp
     widgets/infowidgets/ArtistInfoWidget.cpp
     widgets/infowidgets/AlbumInfoWidget.cpp

src/libtomahawk/Playlist.cpp

@@ -508,7 +508,7 @@ Playlist::setNewRevision( const QString& rev,
             tDebug() << "m_entries" << m_entries;
 
             tLog() << "Playlist error for playlist with guid" << guid() << "from source" << author()->friendlyName();
-            Q_ASSERT( false ); // XXX
+//             Q_ASSERT( false ); // XXX
         }
     }
 

src/libtomahawk/utils/Closure.cpp

@@ -1,5 +1,6 @@
 /* This file is part of Clementine.
    Copyright 2011, David Sansome <me@davidsansome.com>
+   Copyright 2012, Leo Franchi <lfranchi@kde.org>
 
    Clementine is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -29,7 +30,7 @@ Closure::Closure(QObject* sender,
                  const ClosureArgumentWrapper* val3)
     : QObject(receiver),
       callback_(NULL),
-      autoDelete_( true ),
+      autoDelete_(true),
       val0_(val0),
       val1_(val1),
       val2_(val2),

src/libtomahawk/widgets/SourceTreePopupDialog.cpp

@@ -0,0 +1,162 @@
+/* === This file is part of Tomahawk Player - <http://tomahawk-player.org> ===
+ *
+ *   Copyright 2012 Leo Franchi <lfranchi@kde.org>
+ *
+ *   Tomahawk is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   Tomahawk is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with Tomahawk. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "SourceTreePopupDialog.h"
+
+#include "sourcetree/SourceTreeView.h"
+
+#include <QPaintEvent>
+#include <QPainter>
+#include <QDialogButtonBox>
+#include <QVBoxLayout>
+#include <QLabel>
+#include <QPushButton>
+#include <QTimer>
+
+SourceTreePopupDialog::SourceTreePopupDialog( SourceTreeView* parent )
+    : QWidget( 0 )
+    , m_result( false )
+    , m_label( 0 )
+    , m_buttons( 0 )
+{
+    setWindowFlags( Qt::FramelessWindowHint );
+    setWindowFlags( Qt::Popup );
+
+    setAutoFillBackground( false );
+    setAttribute( Qt::WA_TranslucentBackground, true );
+
+    setSizePolicy( QSizePolicy::Fixed, QSizePolicy::Fixed );
+
+    m_label = new QLabel( this );
+    m_buttons = new QDialogButtonBox( QDialogButtonBox::Ok | QDialogButtonBox::Cancel, Qt::Horizontal, this );
+    m_buttons->button( QDialogButtonBox::Ok )->setIcon( QIcon() );
+    m_buttons->button( QDialogButtonBox::Cancel )->setIcon( QIcon() );
+
+    connect( m_buttons, SIGNAL( accepted() ), this, SLOT( onAccepted() ) );
+    connect( m_buttons, SIGNAL( rejected() ), this, SLOT( onRejected() ) );
+
+    setLayout( new QVBoxLayout );
+
+    layout()->addWidget( m_label );
+    layout()->addWidget( m_buttons );
+/*
+    m_buttons->button( QDialogButtonBox::Ok )->setStyleSheet(
+                       "QPushButton { \
+                            background-color: #F15C5E; \
+                            border-style: solid; \
+                            border-width: 1px; \
+                            border-radius: 10px; \
+                            border-color: #B64547; \
+                            padding: 2px; \
+                        } \
+                        QPushButton:pressed { \
+                            border-style: solid; \
+                            border-width: 1px; \
+                            border-radius: 10px; \
+                            border-color: #B64547; \
+                            background-color: #D35052; \
+                            border-style: flat; \
+                        }" );*/
+}
+
+
+void
+SourceTreePopupDialog::setMainText( const QString& text )
+{
+    m_label->setText( text );
+}
+
+
+void
+SourceTreePopupDialog::setOkButtonText( const QString& text )
+{
+    if ( m_buttons && m_buttons->button( QDialogButtonBox::Ok ) )
+        m_buttons->button( QDialogButtonBox::Ok )->setText( text );
+}
+
+
+void
+SourceTreePopupDialog::paintEvent( QPaintEvent* event )
+{
+    // Constants for painting
+    const int leftTriangleWidth = 20;
+    const int cornerRounding = 8;
+    const int leftEdgeOffset = offset() - 6;
+    const QRect brect = rect().adjusted( 2, 3, -2, -3 );
+
+    QPainterPath outline;
+    // Left triangle top branch
+    outline.moveTo( brect.left(), brect.height() / 2 );
+    outline.lineTo( leftEdgeOffset, brect.height() / 2 - leftTriangleWidth / 2 );
+
+    // main outline
+    outline.lineTo( leftEdgeOffset, cornerRounding );
+    outline.quadTo( QPoint( leftEdgeOffset, brect.top() ), QPoint( leftEdgeOffset + cornerRounding, brect.top() ) );
+    outline.lineTo( brect.width() - cornerRounding, brect.top() );
+    outline.quadTo( QPoint( brect.width(), brect.top() ), QPoint( brect.width(), cornerRounding ) );
+    outline.lineTo( brect.width(), brect.height() - cornerRounding );
+    outline.quadTo( brect.bottomRight(), QPoint( brect.right() - cornerRounding, brect.height() ) );
+    outline.lineTo( leftEdgeOffset + cornerRounding, brect.height() );
+    outline.quadTo( QPoint( leftEdgeOffset, brect.height() ), QPoint( leftEdgeOffset, brect.height() - cornerRounding ) );
+
+    // Left triangle bottom branch
+    outline.lineTo( leftEdgeOffset, brect.height() / 2 + leftTriangleWidth / 2 );
+    outline.lineTo( brect.left(), brect.height() / 2 );
+
+    QPainter p( this );
+    p.setRenderHint( QPainter::Antialiasing );
+
+    QPen pen( QColor( "#3F4247" ) );
+    pen.setWidth( 2 );
+    p.setPen( pen );
+    p.drawPath( outline );
+
+    p.fillPath( outline, QColor( "#D6E3F1" ) );
+}
+
+
+void
+SourceTreePopupDialog::focusOutEvent( QFocusEvent* )
+{
+    hide();
+}
+
+
+void
+SourceTreePopupDialog::showEvent( QShowEvent* )
+{
+    m_result = false;
+}
+
+
+void
+SourceTreePopupDialog::onAccepted()
+{
+    hide();
+    m_result = true;
+    emit result( m_result );
+}
+
+
+void
+SourceTreePopupDialog::onRejected()
+{
+    hide();
+    m_result = false;
+    emit result( m_result );
+}

src/libtomahawk/widgets/SourceTreePopupDialog.h

@@ -0,0 +1,69 @@
+/* === This file is part of Tomahawk Player - <http://tomahawk-player.org> ===
+ *
+ *   Copyright 2012 Leo Franchi <lfranchi@kde.org>
+ *
+ *   Tomahawk is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   Tomahawk is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with Tomahawk. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef SOURCETREE_POPUP_DIALOG
+#define SOURCETREE_POPUP_DIALOG
+
+#include "DllMacro.h"
+
+#include <QWidget>
+
+class QShowEvent;
+class QLabel;
+class QDialogButtonBox;
+class QPushButton;
+class QFocusEvent;
+class SourceTreeView;
+
+/**
+ * Place me at offset() to the left of the right edge of the sourcetree.
+ */
+class DLLEXPORT SourceTreePopupDialog : public QWidget
+{
+    Q_OBJECT
+public:
+    explicit SourceTreePopupDialog( SourceTreeView* parent );
+
+    int offset() const { return 14; }
+
+    void setMainText( const QString& text );
+    void setOkButtonText( const QString& text );
+
+    bool resultValue() const { return m_result; }
+
+signals:
+    void result( bool accepted );
+
+protected:
+    virtual void paintEvent( QPaintEvent* );
+    virtual void focusOutEvent( QFocusEvent* );
+    virtual void showEvent( QShowEvent* );
+
+private slots:
+    void onAccepted();
+    void onRejected();
+
+private:
+    QString m_text;
+    bool m_result;
+
+    QLabel* m_label;
+    QDialogButtonBox* m_buttons;
+};
+
+#endif

src/sourcetree/SourceTreeView.cpp

@@ -51,6 +51,8 @@
 #include "LatchManager.h"
 #include "utils/TomahawkUtilsGui.h"
 #include "utils/Logger.h"
+#include <utils/Closure.h>
+#include "widgets/SourceTreePopupDialog.h"
 
 using namespace Tomahawk;
 
@@ -362,29 +364,48 @@ SourceTreeView::deletePlaylist( const QModelIndex& idxIn )
             Q_ASSERT( false );
     }
 
-    QMessageBox askDelete( QMessageBox::Question, tr( "Delete %1?", "playlist/station/..." ).arg( typeDesc ),
-                           tr( "Would you like to delete the %1 <b>\"%2\"</b>?", "e.g. Would you like to delete the playlist named Foobar?" )
-                             .arg( typeDesc ).arg( idx.data().toString() ),
-                           QMessageBox::Yes | QMessageBox::No, this );
+    if ( m_popupDialog.isNull() )
+    {
+        m_popupDialog = QWeakPointer< SourceTreePopupDialog >( new SourceTreePopupDialog( this ) );
+        connect( m_popupDialog.data(), SIGNAL( result( bool ) ), this, SLOT( onDeletePlaylistResult( bool ) ) );
+    }
 
-#ifdef Q_OS_MAC
-    askDelete.setWindowModality( Qt::WindowModal );
-#endif
+    m_popupDialog.data()->setMainText( tr( "Would you like to delete the %1 <b>\"%2\"</b>?", "e.g. Would you like to delete the playlist named Foobar?" )
+                             .arg( typeDesc ).arg( idx.data().toString() ) );
+    m_popupDialog.data()->setOkButtonText( tr( "Delete" ) );
+    m_popupDialog.data()->setProperty( "idx", QVariant::fromValue< QModelIndex >( idx ) );
 
-    int r = askDelete.exec();
-    if ( r != QMessageBox::Yes )
+    const QPoint rightCenter = viewport()->mapToGlobal( visualRect( idx ).topRight() + QPoint( 0, visualRect( idx ).height() / 2 ) );
+    m_popupDialog.data()->move( rightCenter.x() - m_popupDialog.data()->offset(), rightCenter.y() - m_popupDialog.data()->sizeHint().height() / 2. );
+    m_popupDialog.data()->show();
+}
+
+
+void
+SourceTreeView::onDeletePlaylistResult( bool result )
+{
+    Q_ASSERT( !m_popupDialog.isNull() );
+
+    const QModelIndex idx = m_popupDialog.data()->property( "idx" ).value< QModelIndex >();
+    Q_ASSERT( idx.isValid() );
+
+    if ( !result )
         return;
 
+    SourcesModel::RowType type = ( SourcesModel::RowType )model()->data( idx, SourcesModel::SourceTreeItemTypeRole ).toInt();
+
     if ( type == SourcesModel::StaticPlaylist )
     {
         PlaylistItem* item = itemFromIndex< PlaylistItem >( idx );
         playlist_ptr playlist = item->playlist();
+        qDebug() << "Doing delete of playlist:" << playlist->title();
         Playlist::remove( playlist );
     }
     else if ( type == SourcesModel::AutomaticPlaylist || type == SourcesModel::Station )
     {
         DynamicPlaylistItem* item = itemFromIndex< DynamicPlaylistItem >( idx );
         dynplaylist_ptr playlist = item->dynPlaylist();
+        qDebug() << "Doing delete of playlist:" << playlist->title();
         DynamicPlaylist::remove( playlist );
     }
 }

src/sourcetree/SourceTreeView.h

@@ -26,6 +26,7 @@
 #include <QtGui/QTreeView>
 #include <QtGui/QMenu>
 
+class SourceTreePopupDialog;
 class CollectionModel;
 class PlaylistModel;
 class SourcesModel;
@@ -84,6 +85,8 @@ private slots:
     void onCustomContextMenu( const QPoint& pos );
     void onSelectionChanged();
 
+    void onDeletePlaylistResult( bool result );
+
 protected:
     void drawRow( QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index ) const;
 
@@ -106,6 +109,7 @@ private:
     QModelIndex m_contextMenuIndex;
     SourceDelegate* m_delegate;
     Tomahawk::LatchManager* m_latchManager;
+    QWeakPointer<SourceTreePopupDialog> m_popupDialog;
 
     QMenu m_playlistMenu;
     QMenu m_roPlaylistMenu;
@@ -115,7 +119,7 @@ private:
     bool m_dragging;
     QRect m_dropRect;
     QPersistentModelIndex m_dropIndex;
-    
+
     QPersistentModelIndex m_selectedIndex;
 };