diff options
Diffstat (limited to 'src/declarative/graphicsitems/qdeclarativegridview.cpp')
-rw-r--r-- | src/declarative/graphicsitems/qdeclarativegridview.cpp | 20 |
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; |