diff options
Diffstat (limited to 'src/declarative/graphicsitems/qdeclarativegridview.cpp')
-rw-r--r-- | src/declarative/graphicsitems/qdeclarativegridview.cpp | 56 |
1 files changed, 25 insertions, 31 deletions
diff --git a/src/declarative/graphicsitems/qdeclarativegridview.cpp b/src/declarative/graphicsitems/qdeclarativegridview.cpp index 0f664eb..694130b 100644 --- a/src/declarative/graphicsitems/qdeclarativegridview.cpp +++ b/src/declarative/graphicsitems/qdeclarativegridview.cpp @@ -2390,24 +2390,9 @@ void QDeclarativeGridView::itemsInserted(int modelIndex, int count) Q_D(QDeclarativeGridView); if (!isComponentComplete()) return; - if (!d->visibleItems.count() || d->model->count() <= 1) { - d->scheduleLayout(); - if (d->itemCount && d->currentIndex >= modelIndex) { - // adjust current item index - d->currentIndex += count; - if (d->currentItem) - d->currentItem->index = d->currentIndex; - emit currentIndexChanged(); - } else if (!d->currentIndex || (d->currentIndex < 0 && !d->currentIndexCleared)) { - d->updateCurrent(0); - } - d->itemCount += count; - emit countChanged(); - return; - } - int index = d->mapFromModel(modelIndex); - if (index == -1) { + int index = d->visibleItems.count() ? d->mapFromModel(modelIndex) : 0; + if (index < 0) { int i = d->visibleItems.count() - 1; while (i > 0 && d->visibleItems.at(i)->index == -1) --i; @@ -2438,28 +2423,35 @@ void QDeclarativeGridView::itemsInserted(int modelIndex, int count) } } - // At least some of the added items will be visible int insertCount = count; - if (index < d->visibleIndex) { + if (index < d->visibleIndex && d->visibleItems.count()) { insertCount -= d->visibleIndex - index; index = d->visibleIndex; modelIndex = d->visibleIndex; } - index -= d->visibleIndex; int to = d->buffer+d->position()+d->size()-1; - int colPos, rowPos; - if (index < d->visibleItems.count()) { - colPos = d->visibleItems.at(index)->colPos(); - rowPos = d->visibleItems.at(index)->rowPos(); - } else { - // appending items to visible list - colPos = d->visibleItems.at(index-1)->colPos() + d->colSize(); - rowPos = d->visibleItems.at(index-1)->rowPos(); - if (colPos > d->colSize() * (d->columns-1)) { - colPos = 0; - rowPos += d->rowSize(); + int colPos = 0; + int rowPos = 0; + if (d->visibleItems.count()) { + index -= d->visibleIndex; + if (index < d->visibleItems.count()) { + colPos = d->visibleItems.at(index)->colPos(); + rowPos = d->visibleItems.at(index)->rowPos(); + } else { + // appending items to visible list + colPos = d->visibleItems.at(index-1)->colPos() + d->colSize(); + rowPos = d->visibleItems.at(index-1)->rowPos(); + if (colPos > d->colSize() * (d->columns-1)) { + colPos = 0; + rowPos += d->rowSize(); + } } + } else if (d->itemCount == 0 && d->header) { + if (d->flow == QDeclarativeGridView::LeftToRight) + rowPos = d->headerSize(); + else + colPos = d->headerSize(); } // Update the indexes of the following visible items. @@ -2512,6 +2504,8 @@ void QDeclarativeGridView::itemsInserted(int modelIndex, int count) if (d->currentItem) { d->currentItem->index = d->currentIndex; d->currentItem->setPosition(d->colPosAt(d->currentIndex), d->rowPosAt(d->currentIndex)); + } else if (!d->currentIndex || (d->currentIndex < 0 && !d->currentIndexCleared)) { + d->updateCurrent(0); } emit currentIndexChanged(); } |