From eb2265d4c89b64c571f276e628b751abac29f895 Mon Sep 17 00:00:00 2001 From: Alexandr Akulich Date: Thu, 16 Jun 2016 11:15:12 +0500 Subject: QQuickFlickable: Use QQuickItem::setSize() in resizeContent() Sequential call of setWidth() and setHeight() results in outdated height on widthChanged() signal. Use setSize() to set width and height at once. Change-Id: I013f5e1fcfc65a8606f9596ddc196b633873dc98 Reviewed-by: Shawn Rutledge --- src/quick/items/qquickflickable.cpp | 34 +++++++++++++++++----------------- 1 file changed, 17 insertions(+), 17 deletions(-) (limited to 'src/quick') diff --git a/src/quick/items/qquickflickable.cpp b/src/quick/items/qquickflickable.cpp index c75a682f4a..3462752370 100644 --- a/src/quick/items/qquickflickable.cpp +++ b/src/quick/items/qquickflickable.cpp @@ -2181,25 +2181,25 @@ qreal QQuickFlickable::originX() const void QQuickFlickable::resizeContent(qreal w, qreal h, QPointF center) { Q_D(QQuickFlickable); - if (w != d->hData.viewSize) { - qreal oldSize = d->hData.viewSize; - d->hData.viewSize = w; - d->contentItem->setWidth(w); + const qreal oldHSize = d->hData.viewSize; + const qreal oldVSize = d->vData.viewSize; + const bool needToUpdateWidth = w != oldHSize; + const bool needToUpdateHeight = h != oldVSize; + d->hData.viewSize = w; + d->vData.viewSize = h; + d->contentItem->setSize(QSizeF(w, h)); + if (needToUpdateWidth) emit contentWidthChanged(); - if (center.x() != 0) { - qreal pos = center.x() * w / oldSize; - setContentX(contentX() + pos - center.x()); - } - } - if (h != d->vData.viewSize) { - qreal oldSize = d->vData.viewSize; - d->vData.viewSize = h; - d->contentItem->setHeight(h); + if (needToUpdateHeight) emit contentHeightChanged(); - if (center.y() != 0) { - qreal pos = center.y() * h / oldSize; - setContentY(contentY() + pos - center.y()); - } + + if (center.x() != 0) { + qreal pos = center.x() * w / oldHSize; + setContentX(contentX() + pos - center.x()); + } + if (center.y() != 0) { + qreal pos = center.y() * h / oldVSize; + setContentY(contentY() + pos - center.y()); } d->updateBeginningEnd(); } -- cgit v1.2.3