void AbstractScrollArea::setViewport(QGraphicsWidget *viewport)
{
if (m_viewport) {
m_viewport->setParentItem(0);
QList<QGraphicsItem*> children = m_viewport->childItems();
foreach (QGraphicsItem *child, children)
child->setParentItem(0);
delete m_viewport;
}
m_viewport = viewport;
if (viewport) {
m_viewport->setParentItem(this);
m_viewport->setContentsMargins(0, 0, 0, 0);
adjustScrollBars();
}
emit viewportChanged(viewport);
}
bool AbstractScrollArea::event(QEvent *e)
{
if (e->type() == QEvent::ApplicationLayoutDirectionChange
|| e->type() == QEvent::LayoutDirectionChange) {
} else if (e->type() == QEvent::GraphicsSceneResize) {
QGraphicsSceneResizeEvent *event =
static_cast<QGraphicsSceneResizeEvent*>(e);
QSizeF newSize = event->newSize();
QRectF hrect = m_horizontalScrollBar->boundingRect();
QRectF vrect = m_verticalScrollBar->boundingRect();
QSizeF vpSize = newSize;
if (m_horizontalScrollBarPolicy != Qt::ScrollBarAlwaysOff)
vpSize.setHeight(newSize.height() - hrect.height());
if (m_verticalScrollBarPolicy != Qt::ScrollBarAlwaysOff)
vpSize.setWidth(newSize.width() - vrect.width());
m_viewport->resize(vpSize);
adjustScrollBars();
}
return QGraphicsWidget::event(e);
}
void Player::resizeEvent(QResizeEvent*)
{
MLT.onWindowResize();
if (Settings.playerZoom() > 0.0f) {
float horizontal = float(m_horizontalScroll->value()) / m_horizontalScroll->maximum();
float vertical = float(m_verticalScroll->value()) / m_verticalScroll->maximum();
adjustScrollBars(horizontal, vertical);
} else {
m_horizontalScroll->hide();
m_verticalScroll->hide();
}
}
void WHotSpotList::resized( WOrdinal w, WOrdinal h )
//-----------------------
{
int newtop;
WWindow::resized( w, h );
newtop = count() - getRows();
if( newtop < 0 ) newtop = 0;
if( newtop < _topIndex ) {
performScroll( newtop, TRUE );
}
adjustScrollBars();
}
void WHotSpotList::reset()
//-----------------------
{
adjustScrollBars();
invalidate();
}