fix: don't add delegate to layout until ready delay finish
Also disable y anim if not ready
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parent
e234990c52
commit
c629eaaa08
4 changed files with 43 additions and 9 deletions
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@ -120,6 +120,8 @@ LazyListView {
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}
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Behavior on y {
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enabled: notif.LazyListView.ready
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Anim {
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duration: Appearance.anim.durations.expressiveDefaultSpatial
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easing.bezierCurve: Appearance.anim.curves.expressiveDefaultSpatial
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@ -140,6 +140,8 @@ LazyListView {
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}
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Behavior on y {
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enabled: notif.LazyListView.ready
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Anim {
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duration: Appearance.anim.durations.expressiveDefaultSpatial
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easing.bezierCurve: Appearance.anim.curves.expressiveDefaultSpatial
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@ -344,23 +344,52 @@ void LazyListView::updatePolish() {
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if (!m_componentComplete || !m_model || !m_delegate)
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return;
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// Flush pending inserts from the previous frame — make items visible
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// and clear the adding flag so enter animations begin.
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// Flush pending inserts — make items visible and clear the adding flag
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// so enter animations begin. When readyDelay > 0 the entire insert is
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// deferred so delegates have time to lay out before appearing.
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for (auto& entry : m_delegates) {
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if (!entry.pendingInsert || !entry.item)
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continue;
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if (m_readyDelay > 0) {
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if (!entry.readyDelayStarted) {
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entry.readyDelayStarted = true;
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auto* item = entry.item;
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QTimer::singleShot(m_readyDelay, this, [this, item] {
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auto indexIt = m_itemToIndex.find(item);
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if (indexIt == m_itemToIndex.end())
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return;
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const int idx = indexIt.value();
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auto it = m_delegates.find(idx);
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if (it == m_delegates.end() || it->item != item || !it->pendingInsert)
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return;
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it->pendingInsert = false;
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it->readyDelayStarted = false;
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// Position correctly before making visible
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if (idx >= 0 && idx < static_cast<int>(m_layout.size()))
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item->setY(m_layout[idx].targetY - m_contentY);
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item->setVisible(true);
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auto* att =
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qobject_cast<LazyListViewAttached*>(qmlAttachedPropertiesObject<LazyListView>(item, false));
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if (att) {
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att->setAdding(false);
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att->setReady(true);
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}
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polish();
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});
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}
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continue;
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}
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entry.pendingInsert = false;
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entry.item->setVisible(true);
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auto* att = qobject_cast<LazyListViewAttached*>(qmlAttachedPropertiesObject<LazyListView>(entry.item, false));
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if (att) {
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att->setAdding(false);
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if (m_readyDelay > 0) {
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QTimer::singleShot(m_readyDelay, att, [att] {
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att->setReady(true);
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});
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} else {
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att->setReady(true);
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}
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att->setReady(true);
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}
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}
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@ -177,6 +177,7 @@ private:
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QQuickItem* item = nullptr;
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bool pendingRemoval = false;
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bool pendingInsert = false;
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bool readyDelayStarted = false;
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};
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// Layout
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