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[libcalamaresui] There is code in Qt for setting up QML widgets

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- The not-publicly documented setContent() method does all the
   parenting and resizing needed; some of this isn't available
   from outside of the widget either.

The QML slideshow now sizes and re-sizes correctly.
This commit is contained in:
Adriaan de Groot 2019-06-03 10:38:29 +02:00
parent f52d62034b
commit 2b5cf9e613
1 changed files with 5 additions and 5 deletions
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10
src/libcalamaresui/ExecutionViewStep.cpp
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@ -151,17 +151,17 @@ ExecutionViewStep::onActivate()
loadQml();
if ( m_qmlComponent )
{
auto* rootItem = m_qmlShow->quickWindow()->contentItem();
rootItem->setSize( m_qmlShow->size() );
QObject* o = m_qmlComponent->create();
m_qmlObject = qobject_cast< QQuickItem* >( o );
if ( !m_qmlObject )
delete o;
else
{
m_qmlObject->setParentItem( rootItem );
m_qmlObject->setSize( m_qmlShow->size() );
// setContent() is public API, but not documented publicly.
// It is marked \internal in the Qt sources, but does exactly
// what is needed: sets up visual parent by replacing the root
// item, and handling resizes.
m_qmlShow->setContent( QUrl::fromLocalFile( Calamares::Branding::instance()->slideshowPath() ), m_qmlComponent, m_qmlObject );
}
}