summaryrefslogtreecommitdiffstats
path: root/src/declarative/graphicsitems/qdeclarativegridview.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/declarative/graphicsitems/qdeclarativegridview.cpp')
-rw-r--r--src/declarative/graphicsitems/qdeclarativegridview.cpp20
1 files changed, 20 insertions, 0 deletions
diff --git a/src/declarative/graphicsitems/qdeclarativegridview.cpp b/src/declarative/graphicsitems/qdeclarativegridview.cpp
index 3ec29c1..21bfc59 100644
--- a/src/declarative/graphicsitems/qdeclarativegridview.cpp
+++ b/src/declarative/graphicsitems/qdeclarativegridview.cpp
@@ -584,6 +584,26 @@ void QDeclarativeGridViewPrivate::refill(qreal from, qreal to, bool doBuffer)
--i;
modelIndex = visibleItems.at(i)->index + 1;
}
+
+ if (visibleItems.count() && (fillFrom > rowPos + rowSize()*2
+ || fillTo < rowPosAt(visibleIndex) - rowSize())) {
+ // We've jumped more than a page. Estimate which items are now
+ // visible and fill from there.
+ int count = (fillFrom - (rowPos + rowSize())) / (rowSize()) * columns;
+ for (int i = 0; i < visibleItems.count(); ++i)
+ releaseItem(visibleItems.at(i));
+ visibleItems.clear();
+ modelIndex += count;
+ if (modelIndex >= model->count())
+ modelIndex = model->count() - 1;
+ else if (modelIndex < 0)
+ modelIndex = 0;
+ modelIndex = modelIndex / columns * columns;
+ visibleIndex = modelIndex;
+ colPos = colPosAt(visibleIndex);
+ rowPos = rowPosAt(visibleIndex);
+ }
+
int colNum = colPos / colSize();
FxGridItem *item = 0;