diff options
Diffstat (limited to 'src/declarative/graphicsitems/qdeclarativegridview.cpp')
| -rw-r--r-- | src/declarative/graphicsitems/qdeclarativegridview.cpp | 57 |
1 files changed, 29 insertions, 28 deletions
diff --git a/src/declarative/graphicsitems/qdeclarativegridview.cpp b/src/declarative/graphicsitems/qdeclarativegridview.cpp index 39fa8e8..2eeadf4 100644 --- a/src/declarative/graphicsitems/qdeclarativegridview.cpp +++ b/src/declarative/graphicsitems/qdeclarativegridview.cpp @@ -73,22 +73,22 @@ public: if (view->flow() == QDeclarativeGridView::LeftToRight) { rowPos = item->y(); } else { - if (view->layoutDirection() == Qt::LeftToRight) - rowPos = item->x(); - else + if (view->layoutDirection() == Qt::RightToLeft) rowPos = -view->cellWidth()-item->x(); + else + rowPos = item->x(); } return rowPos; } qreal colPos() const { qreal colPos = 0; if (view->flow() == QDeclarativeGridView::LeftToRight) { - if (view->layoutDirection() == Qt::LeftToRight) { - colPos = item->x(); - } else { + if (view->layoutDirection() == Qt::RightToLeft) { int colSize = view->cellWidth(); int columns = view->width()/colSize; colPos = colSize * (columns-1) - item->x(); + } else { + colPos = item->x(); } } else { colPos = item->y(); @@ -101,25 +101,25 @@ public: if (view->flow() == QDeclarativeGridView::LeftToRight) { return item->y() + view->cellHeight() - 1; } else { - if (view->layoutDirection() == Qt::LeftToRight) - return item->x() + view->cellWidth() - 1; - else + if (view->layoutDirection() == Qt::RightToLeft) return -item->x() - 1; + else + return item->x() + view->cellWidth() - 1; } } void setPosition(qreal col, qreal row) { - if (view->layoutDirection() == Qt::LeftToRight) { - if (view->flow() == QDeclarativeGridView::LeftToRight) - item->setPos(QPointF(col, row)); - else - item->setPos(QPointF(row, col)); - } else { + if (view->layoutDirection() == Qt::RightToLeft) { if (view->flow() == QDeclarativeGridView::LeftToRight) { int columns = view->width()/view->cellWidth(); item->setPos(QPointF((view->cellWidth() * (columns-1) - col), row)); } else { item->setPos(QPointF(-view->cellWidth()-row, col)); } + } else { + if (view->flow() == QDeclarativeGridView::LeftToRight) + item->setPos(QPointF(col, row)); + else + item->setPos(QPointF(row, col)); } } @@ -697,7 +697,7 @@ void QDeclarativeGridViewPrivate::layout() qreal rowPos = visibleItems.first()->rowPos(); qreal colPos = visibleItems.first()->colPos(); int col = visibleIndex % columns; - if (colPos != col * colSize() || isRightToLeftTopToBottom()) { + if (colPos != col * colSize()) { colPos = col * colSize(); visibleItems.first()->setPosition(colPos, rowPos); } @@ -747,7 +747,7 @@ void QDeclarativeGridViewPrivate::updateUnrequestedPositions() if (isRightToLeftTopToBottom()) item->setPos(QPointF(-rowPosAt(*it)-item->width(), colPosAt(*it))); else - item->setPos(QPointF(rowPosAt(*it), (columns-1)*colSize()-colPosAt(*it))); + item->setPos(QPointF(rowPosAt(*it), colPosAt(*it))); } } } @@ -1032,7 +1032,9 @@ void QDeclarativeGridViewPrivate::fixup(AxisData &data, qreal minExtent, qreal m qreal bottomPos = qMax(bottomItem->rowPos() - highlightEnd, -minExtent); pos = qAbs(data.move + topPos) < qAbs(data.move + bottomPos) ? topPos : bottomPos; } else if (topItem) { - qreal headerPos = isRightToLeftTopToBottom() ? header->rowPos() + cellWidth - headerSize() : header->rowPos(); + qreal headerPos = 0; + if (header) + headerPos = isRightToLeftTopToBottom() ? header->rowPos() + cellWidth - headerSize() : header->rowPos(); if (topItem->index == 0 && header && tempPosition+highlightStart < headerPos+headerSize()/2) { pos = isRightToLeftTopToBottom() ? - headerPos + highlightStart - size() : headerPos - highlightStart; } else { @@ -2191,9 +2193,6 @@ qreal QDeclarativeGridView::maxXExtent() const if (d->flow == QDeclarativeGridView::LeftToRight) return QDeclarativeFlickable::maxXExtent(); qreal extent; - if (!d->model || !d->model->count()) { - extent = 0; - } qreal highlightStart; qreal highlightEnd; qreal lastItemPosition; @@ -2204,9 +2203,12 @@ qreal QDeclarativeGridView::maxXExtent() const } else { highlightStart = d->highlightRangeStart; highlightEnd = d->highlightRangeEnd; - lastItemPosition = d->rowPosAt(d->model->count()-1); + if (d->model && d->model->count()) + lastItemPosition = d->rowPosAt(d->model->count()-1); } - if (d->haveHighlightRange && d->highlightRange == StrictlyEnforceRange) { + if (!d->model || !d->model->count()) { + extent = 0; + } else if (d->haveHighlightRange && d->highlightRange == StrictlyEnforceRange) { extent = -(lastItemPosition - highlightStart); if (highlightEnd != highlightStart) extent = d->isRightToLeftTopToBottom() @@ -2725,7 +2727,7 @@ void QDeclarativeGridView::itemsInserted(int modelIndex, int count) modelIndex = d->visibleIndex; } - qreal tempPos = d->isRightToLeftTopToBottom() ? -d->position()-d->size() : d->position(); + qreal tempPos = d->isRightToLeftTopToBottom() ? -d->position()-d->size()+d->width()+1 : d->position(); int to = d->buffer+tempPos+d->size()-1; int colPos = 0; int rowPos = 0; @@ -2744,10 +2746,7 @@ void QDeclarativeGridView::itemsInserted(int modelIndex, int count) } } } else if (d->itemCount == 0 && d->header) { - if (d->flow == QDeclarativeGridView::LeftToRight) - rowPos = d->headerSize(); - else - colPos = d->headerSize(); + rowPos = d->headerSize(); } // Update the indexes of the following visible items. @@ -2804,6 +2803,8 @@ void QDeclarativeGridView::itemsInserted(int modelIndex, int count) d->updateCurrent(0); } emit currentIndexChanged(); + } else if (d->itemCount == 0 && d->currentIndex == -1) { + setCurrentIndex(0); } // everything is in order now - emit add() signal |