void PlaylistView::setModel(QAbstractItemModel *m) {
if (model()) {
disconnect(model(), SIGNAL(dataChanged(QModelIndex,QModelIndex)),
this, SLOT(InvalidateCachedCurrentPixmap()));
disconnect(model(), SIGNAL(layoutAboutToBeChanged()),
this, SLOT(RatingHoverOut()));
}
QTreeView::setModel(m);
connect(model(), SIGNAL(dataChanged(QModelIndex,QModelIndex)),
this, SLOT(InvalidateCachedCurrentPixmap()));
connect(model(), SIGNAL(layoutAboutToBeChanged()),
this, SLOT(RatingHoverOut()));
}
bool PlaylistView::eventFilter(QObject* object, QEvent* event) {
if (event->type() == QEvent::Enter &&
(object == horizontalScrollBar() || object == verticalScrollBar())) {
RatingHoverOut();
return false;
}
return QObject::eventFilter(object, event);
}
PlaylistView::PlaylistView(QWidget *parent)
: QTreeView(parent),
style_(new PlaylistProxyStyle(style())),
playlist_(NULL),
header_(new PlaylistHeader(Qt::Horizontal, this)),
setting_initial_header_layout_(false),
upgrading_from_qheaderview_(false),
read_only_settings_(true),
glow_enabled_(true),
currently_glowing_(false),
glow_intensity_step_(0),
rating_delegate_(NULL),
inhibit_autoscroll_timer_(new QTimer(this)),
inhibit_autoscroll_(false),
currently_autoscrolling_(false),
row_height_(-1),
currenttrack_play_(":currenttrack_play.png"),
currenttrack_pause_(":currenttrack_pause.png"),
cached_current_row_row_(-1),
drop_indicator_row_(-1),
drag_over_(false),
dynamic_controls_(new DynamicPlaylistControls(this))
{
setHeader(header_);
header_->setMovable(true);
setStyle(style_);
setMouseTracking(true);
connect(header_, SIGNAL(sectionResized(int,int,int)), SLOT(SaveGeometry()));
connect(header_, SIGNAL(sectionMoved(int,int,int)), SLOT(SaveGeometry()));
connect(header_, SIGNAL(sortIndicatorChanged(int,Qt::SortOrder)), SLOT(SaveGeometry()));
connect(header_, SIGNAL(SectionVisibilityChanged(int,bool)), SLOT(SaveGeometry()));
connect(header_, SIGNAL(sectionResized(int,int,int)), SLOT(InvalidateCachedCurrentPixmap()));
connect(header_, SIGNAL(sectionMoved(int,int,int)), SLOT(InvalidateCachedCurrentPixmap()));
connect(header_, SIGNAL(SectionVisibilityChanged(int,bool)), SLOT(InvalidateCachedCurrentPixmap()));
connect(header_, SIGNAL(StretchEnabledChanged(bool)), SLOT(SaveSettings()));
connect(header_, SIGNAL(ColumnAlignmentChanged()), SLOT(SaveSettings()));
connect(header_, SIGNAL(StretchEnabledChanged(bool)), SLOT(StretchChanged(bool)));
connect(header_, SIGNAL(MouseEntered()), SLOT(RatingHoverOut()));
inhibit_autoscroll_timer_->setInterval(kAutoscrollGraceTimeout * 1000);
inhibit_autoscroll_timer_->setSingleShot(true);
connect(inhibit_autoscroll_timer_, SIGNAL(timeout()), SLOT(InhibitAutoscrollTimeout()));
horizontalScrollBar()->installEventFilter(this);
verticalScrollBar()->installEventFilter(this);
setAlternatingRowColors(true);
setAttribute(Qt::WA_MacShowFocusRect, false);
dynamic_controls_->hide();
#ifdef Q_OS_DARWIN
setVerticalScrollMode(QAbstractItemView::ScrollPerPixel);
#endif
}
void PlaylistView::setModel(QAbstractItemModel* m) {
if (model()) {
disconnect(model(), SIGNAL(dataChanged(QModelIndex, QModelIndex)), this,
SLOT(InvalidateCachedCurrentPixmap()));
disconnect(model(), SIGNAL(layoutAboutToBeChanged()), this,
SLOT(RatingHoverOut()));
// When changing the model, always invalidate the current pixmap.
// If a remote client uses "stop after", without invaliding the stop
// mark would not appear.
InvalidateCachedCurrentPixmap();
}
QTreeView::setModel(m);
connect(model(), SIGNAL(dataChanged(QModelIndex, QModelIndex)), this,
SLOT(InvalidateCachedCurrentPixmap()));
connect(model(), SIGNAL(layoutAboutToBeChanged()), this,
SLOT(RatingHoverOut()));
}
void PlaylistView::mouseMoveEvent(QMouseEvent* event) {
QModelIndex index = indexAt(event->pos());
if (index.isValid() && index.data(Playlist::Role_CanSetRating).toBool()) {
RatingHoverIn(index, event->pos());
} else if (rating_delegate_->is_mouse_over()) {
RatingHoverOut();
}
if (!drag_over_) {
QTreeView::mouseMoveEvent(event);
}
}
void PlaylistView::leaveEvent(QEvent* e) {
if (rating_delegate_->is_mouse_over()) {
RatingHoverOut();
}
QTreeView::leaveEvent(e);
}
PlaylistView::PlaylistView(QWidget* parent)
: QTreeView(parent),
app_(nullptr),
style_(new PlaylistProxyStyle(style())),
playlist_(nullptr),
header_(new PlaylistHeader(Qt::Horizontal, this, this)),
setting_initial_header_layout_(false),
upgrading_from_qheaderview_(false),
read_only_settings_(true),
upgrading_from_version_(-1),
background_image_type_(Default),
previous_background_image_opacity_(0.0),
fade_animation_(new QTimeLine(1000, this)),
last_height_(-1),
last_width_(-1),
force_background_redraw_(false),
glow_enabled_(true),
currently_glowing_(false),
glow_intensity_step_(0),
rating_delegate_(nullptr),
inhibit_autoscroll_timer_(new QTimer(this)),
inhibit_autoscroll_(false),
currently_autoscrolling_(false),
row_height_(-1),
currenttrack_play_(":currenttrack_play.png"),
currenttrack_pause_(":currenttrack_pause.png"),
cached_current_row_row_(-1),
drop_indicator_row_(-1),
drag_over_(false),
dynamic_controls_(new DynamicPlaylistControls(this)) {
setHeader(header_);
header_->setMovable(true);
setStyle(style_);
setMouseTracking(true);
connect(header_, SIGNAL(sectionResized(int, int, int)), SLOT(SaveGeometry()));
connect(header_, SIGNAL(sectionMoved(int, int, int)), SLOT(SaveGeometry()));
connect(header_, SIGNAL(sortIndicatorChanged(int, Qt::SortOrder)),
SLOT(SaveGeometry()));
connect(header_, SIGNAL(SectionVisibilityChanged(int, bool)),
SLOT(SaveGeometry()));
connect(header_, SIGNAL(sectionResized(int, int, int)),
SLOT(InvalidateCachedCurrentPixmap()));
connect(header_, SIGNAL(sectionMoved(int, int, int)),
SLOT(InvalidateCachedCurrentPixmap()));
connect(header_, SIGNAL(SectionVisibilityChanged(int, bool)),
SLOT(InvalidateCachedCurrentPixmap()));
connect(header_, SIGNAL(StretchEnabledChanged(bool)), SLOT(SaveSettings()));
connect(header_, SIGNAL(StretchEnabledChanged(bool)),
SLOT(StretchChanged(bool)));
connect(header_, SIGNAL(MouseEntered()), SLOT(RatingHoverOut()));
inhibit_autoscroll_timer_->setInterval(kAutoscrollGraceTimeout * 1000);
inhibit_autoscroll_timer_->setSingleShot(true);
connect(inhibit_autoscroll_timer_, SIGNAL(timeout()),
SLOT(InhibitAutoscrollTimeout()));
horizontalScrollBar()->installEventFilter(this);
verticalScrollBar()->installEventFilter(this);
setAlternatingRowColors(true);
setAttribute(Qt::WA_MacShowFocusRect, false);
dynamic_controls_->hide();
#ifdef Q_OS_DARWIN
setVerticalScrollMode(QAbstractItemView::ScrollPerPixel);
#endif
// For fading
connect(fade_animation_, SIGNAL(valueChanged(qreal)),
SLOT(FadePreviousBackgroundImage(qreal)));
fade_animation_->setDirection(QTimeLine::Backward); // 1.0 -> 0.0
}