void ScrollBar::onCreate(const ScrollBar * Id)
{
Inherited::onCreate(Id);
DefaultBoundedRangeModelUnrecPtr TheModel(DefaultBoundedRangeModel::create());
setRangeModel(TheModel);
if(Id != NULL)
{
if(Id->getVerticalMinButton() != NULL &&
Id->getVerticalMaxButton() != NULL &&
Id->getVerticalScrollBar() != NULL &&
Id->getVerticalScrollField() != NULL)
{
FieldContainerUnrecPtr TempPtr(Id->getVerticalMinButton()->shallowCopy());
setVerticalMinButton(dynamic_pointer_cast<Button>(TempPtr));
TempPtr = Id->getVerticalMaxButton()->shallowCopy();
setVerticalMaxButton(dynamic_pointer_cast<Button>(TempPtr));
TempPtr = Id->getVerticalScrollBar()->shallowCopy();
setVerticalScrollBar(dynamic_pointer_cast<Button>(TempPtr));
TempPtr = Id->getVerticalScrollField()->shallowCopy();
setVerticalScrollField(dynamic_pointer_cast<Button>(TempPtr));
}
if(Id->getHorizontalMinButton() != NULL &&
Id->getHorizontalMaxButton() != NULL &&
Id->getHorizontalScrollBar() != NULL &&
Id->getHorizontalScrollField() != NULL)
{
FieldContainerUnrecPtr TempPtr(Id->getHorizontalMinButton()->shallowCopy());
setHorizontalMinButton(dynamic_pointer_cast<Button>(TempPtr));
TempPtr = Id->getHorizontalMaxButton()->shallowCopy();
setHorizontalMaxButton(dynamic_pointer_cast<Button>(TempPtr));
TempPtr = Id->getHorizontalScrollBar()->shallowCopy();
setHorizontalScrollBar(dynamic_pointer_cast<Button>(TempPtr));
TempPtr = Id->getHorizontalScrollField()->shallowCopy();
setHorizontalScrollField(dynamic_pointer_cast<Button>(TempPtr));
}
}
}
KNMusicTreeViewBase::KNMusicTreeViewBase(QWidget *parent, KNMusicTab *tab) :
QTreeView(parent),
m_musicTab(tab),
m_mouseAnime(new QTimeLine(200, this)),
m_proxyModel(nullptr),
m_hScrollBar(new QScrollBar(Qt::Horizontal, this)),
m_vScrollBar(new QScrollBar(Qt::Vertical, this)),
m_dragMoveRow(-1),
m_dragIndicatorPos(QAbstractItemView::OnViewport),
m_initialLoad(true),
m_pressed(false),
m_notAcceptDragMove(false)
{
//Set properties.
setAllColumnsShowFocus(true);
setAlternatingRowColors(false); //We will use our own alternating drawing.
setContentsMargins(0, 0, 0, 0);
setDragDropMode(QAbstractItemView::InternalMove);
setDragEnabled(true);
setDropIndicatorShown(true);
setFrameShape(QFrame::NoFrame);
setIndentation(0);
setMouseTracking(true);
setSizeAdjustPolicy(QAbstractScrollArea::AdjustToContents);
setSelectionBehavior(QAbstractItemView::SelectRows);
setSelectionMode(QAbstractItemView::ExtendedSelection);
setUniformRowHeights(true);
setVerticalScrollMode(QAbstractItemView::ScrollPerPixel);
setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
//Set scroll bar policies.
horizontalScrollBar()->setSingleStep(5);
horizontalScrollBar()->setPageStep(5);
verticalScrollBar()->setSingleStep(4);
verticalScrollBar()->setPageStep(4);
//Configure the horizontal scroll bar.
m_hScrollBar->setObjectName("MusicScrollBar");
m_hScrollBar->setStyle(KNSaoStyle::instance());
m_hScrollBar->hide();
m_hScrollBar->setFixedHeight(ScrollBarWidth);
knTheme->registerWidget(m_hScrollBar);
setHorizontalScrollBar(m_hScrollBar);
//Configure the vertical scroll bar.
m_vScrollBar->setObjectName("MusicScrollBar");
m_vScrollBar->setStyle(KNSaoStyle::instance());
m_vScrollBar->hide();
knTheme->registerWidget(m_vScrollBar);
connect(verticalScrollBar(), &QScrollBar::rangeChanged,
[=](int min, int max)
{
//Update the range first.
m_vScrollBar->setRange(min, max);
//Check whether the scroll bar is still valid.
m_vScrollBar->setVisible(min!=max);
//Update scrollbar state parameters.
m_vScrollBar->setPageStep(verticalScrollBar()->pageStep());
m_vScrollBar->setSingleStep(verticalScrollBar()->singleStep());
//Update the geometry.
updateVerticalScrollBarGeometry();
});
connect(verticalScrollBar(), &QScrollBar::valueChanged,
[=](int value)
{
//Block the signal.
m_vScrollBar->blockSignals(true);
//Reset the value.
m_vScrollBar->setValue(value);
//Release the block
m_vScrollBar->blockSignals(false);
});
connect(m_vScrollBar, &QScrollBar::valueChanged,
verticalScrollBar(), &QScrollBar::setValue);
//Configure the time line.
m_mouseAnime->setEasingCurve(QEasingCurve::OutCubic);
m_mouseAnime->setUpdateInterval(10);
//Link the time line.
connect(m_mouseAnime, &QTimeLine::frameChanged,
this, &KNMusicTreeViewBase::onActionMouseInOut);
//Generate the music tree view animation header.
KNMusicTreeViewHeader *header=new KNMusicTreeViewHeader(this);
//Link the reqirement.
connect(header, &KNMusicTreeViewHeader::requireResizeColumnToContents,
this, &KNMusicTreeViewBase::resizeColumnToContents);
//Set the header view.
setHeader(header);
//Set the rating delegate for Rating and AlbumRating row.
setItemDelegateForColumn(Rating,
new KNMusicRatingDelegate(this));
setItemDelegateForColumn(AlbumRating,
new KNMusicRatingDelegate(this));
//Set the search shortcut.
QAction *searchAction=new QAction(this);
searchAction->setShortcut(QKeySequence(Qt::CTRL+Qt::Key_F));
searchAction->setShortcutContext(Qt::WidgetWithChildrenShortcut);
connect(searchAction, &QAction::triggered,
[=]
{
//Check whether the search plugin is loaded.
if(knMusicGlobal->search())
{
knMusicGlobal->search()->onActionSearchShortcut(this);
}
});
addAction(searchAction);
//Link the tree view signal and slot.
connect(this, &KNMusicTreeViewBase::activated,
this, &KNMusicTreeViewBase::onActionActivate);
//Link with theme manager.
connect(knTheme, &KNThemeManager::themeChange,
this, &KNMusicTreeViewBase::onActionThemeUpdate);
}
