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Viewing changes to src/Ubuntu/Components/plugin/ucthemingextension.cpp

  • Committer: Zsombor Egri
  • Date: 2015-10-07 09:24:05 UTC
  • Revision ID: zsombor.egri@canonical.com-20151007092405-qz3tprt6rru6bgg7
do not connect to the parentChanged signal, but use QQuickItemChangeListener

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Lines of Context:
src/Ubuntu/Components/plugin/ucthemingextension.cpp
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    , m_prevParent(Q_NULLPTR)
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    , m_extension(Q_NULLPTR)
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{
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    // get parent item changes
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    connect(m_item, &QQuickItem::parentChanged, this, &UCItemAttached::handleParentChanged);
 
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    QQuickItemPrivate::get(m_item)->addItemChangeListener(this, QQuickItemPrivate::Parent);
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}
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UCItemAttached::~UCItemAttached()
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{
 
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    QQuickItemPrivate::get(m_item)->removeItemChangeListener(this, QQuickItemPrivate::Parent);
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}
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UCItemAttached *UCItemAttached::qmlAttachedProperties(QObject *owner)
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}
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// handle parent changes
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void UCItemAttached::handleParentChanged(QQuickItem *newParent)
 
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void UCItemAttached::itemParentChanged(QQuickItem *, QQuickItem *newParent)
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{
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    if (newParent == m_prevParent || QQuickItemPrivate::get(m_item)->wasDeleted) {
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        return;