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-rw-r--r--src/quick/items/qquickpathview.cpp44
1 files changed, 26 insertions, 18 deletions
diff --git a/src/quick/items/qquickpathview.cpp b/src/quick/items/qquickpathview.cpp
index 1dbdd10303..f858b18c84 100644
--- a/src/quick/items/qquickpathview.cpp
+++ b/src/quick/items/qquickpathview.cpp
@@ -289,6 +289,8 @@ qreal QQuickPathViewPrivate::positionOfIndex(qreal index) const
// account the circular space.
bool QQuickPathViewPrivate::isInBound(qreal position, qreal lower, qreal upper) const
{
+ if (lower == upper)
+ return true;
if (lower > upper) {
if (position > upper && position > lower)
position -= mappedRange;
@@ -2047,27 +2049,33 @@ void QQuickPathView::refill()
idx = startIdx;
QQuickItem *lastItem = d->items[0];
while (idx != endIdx) {
- //This gets the reference from the delegate model, and will not re-create
- QQuickItem *item = d->getItem(idx, idx+1, nextPos >= 1.0);
- if (!item) {
- waiting = true;
- break;
- }
- if (!d->items.contains(item)) { //We found a hole
- nextPos = d->positionOfIndex(idx);
- qCDebug(lcItemViewDelegateLifecycle) << "middle insert" << idx << "@" << nextPos << (d->currentIndex == idx ? "current" : "") << "items count was" << d->items.count();
- if (d->currentIndex == idx) {
- currentVisible = true;
- d->currentItemOffset = nextPos;
+ nextPos = d->positionOfIndex(idx);
+ if (d->isInBound(nextPos, d->mappedRange - d->mappedCache, 1.0 + d->mappedCache)) {
+ //This gets the reference from the delegate model, and will not re-create
+ QQuickItem *item = d->getItem(idx, idx+1, nextPos >= 1.0);
+ if (!item) {
+ waiting = true;
+ break;
}
- int lastListIdx = d->items.indexOf(lastItem);
- d->items.insert(lastListIdx + 1, item);
- d->updateItem(item, nextPos);
- } else {
- d->releaseItem(item);
+
+ if (!d->items.contains(item)) { //We found a hole
+ qCDebug(lcItemViewDelegateLifecycle) << "middle insert" << idx << "@" << nextPos
+ << (d->currentIndex == idx ? "current" : "")
+ << "items count was" << d->items.count();
+ if (d->currentIndex == idx) {
+ currentVisible = true;
+ d->currentItemOffset = nextPos;
+ }
+ int lastListIdx = d->items.indexOf(lastItem);
+ d->items.insert(lastListIdx + 1, item);
+ d->updateItem(item, nextPos);
+ } else {
+ d->releaseItem(item);
+ }
+
+ lastItem = item;
}
- lastItem = item;
++idx;
if (idx >= d->modelCount)
idx = 0;