diff options
Diffstat (limited to 'src/declarative/graphicsitems/qdeclarativeloader.cpp')
-rw-r--r-- | src/declarative/graphicsitems/qdeclarativeloader.cpp | 38 |
1 files changed, 28 insertions, 10 deletions
diff --git a/src/declarative/graphicsitems/qdeclarativeloader.cpp b/src/declarative/graphicsitems/qdeclarativeloader.cpp index 86e438f..6c1f1be 100644 --- a/src/declarative/graphicsitems/qdeclarativeloader.cpp +++ b/src/declarative/graphicsitems/qdeclarativeloader.cpp @@ -48,7 +48,8 @@ QT_BEGIN_NAMESPACE QDeclarativeLoaderPrivate::QDeclarativeLoaderPrivate() - : item(0), component(0), ownComponent(false), isComponentComplete(false) + : item(0), component(0), ownComponent(false), updatingSize(false), + itemWidthValid(false), itemHeightValid(false) { } @@ -58,8 +59,13 @@ QDeclarativeLoaderPrivate::~QDeclarativeLoaderPrivate() void QDeclarativeLoaderPrivate::itemGeometryChanged(QDeclarativeItem *resizeItem, const QRectF &newGeometry, const QRectF &oldGeometry) { - if (resizeItem == item) + if (resizeItem == item) { + if (!updatingSize && newGeometry.width() != oldGeometry.width()) + itemWidthValid = true; + if (!updatingSize && newGeometry.height() != oldGeometry.height()) + itemHeightValid = true; _q_updateSize(false); + } QDeclarativeItemChangeListener::itemGeometryChanged(resizeItem, newGeometry, oldGeometry); } @@ -99,6 +105,10 @@ void QDeclarativeLoaderPrivate::initResize() QDeclarativeItemPrivate *p = static_cast<QDeclarativeItemPrivate *>(QGraphicsItemPrivate::get(qmlItem)); p->addItemChangeListener(this, QDeclarativeItemPrivate::Geometry); + // We may override the item's size, so we need to remember + // whether the item provided its own valid size. + itemWidthValid = p->widthValid; + itemHeightValid = p->heightValid; } else if (item && item->isWidget()) { QGraphicsWidget *widget = static_cast<QGraphicsWidget*>(item); widget->installEventFilter(q); @@ -216,7 +226,7 @@ void QDeclarativeLoaderPrivate::initResize() */ QDeclarativeLoader::QDeclarativeLoader(QDeclarativeItem *parent) - : QDeclarativeItem(*(new QDeclarativeLoaderPrivate), parent) + : QDeclarativeImplicitSizeItem(*(new QDeclarativeLoaderPrivate), parent) { Q_D(QDeclarativeLoader); d->flags |= QGraphicsItem::ItemIsFocusScope; @@ -274,7 +284,7 @@ void QDeclarativeLoader::setSource(const QUrl &url) d->component = new QDeclarativeComponent(qmlEngine(this), d->source, this); d->ownComponent = true; - if (d->isComponentComplete) + if (isComponentComplete()) d->load(); } @@ -325,7 +335,7 @@ void QDeclarativeLoader::setSourceComponent(QDeclarativeComponent *comp) return; } - if (d->isComponentComplete) + if (isComponentComplete()) d->load(); } @@ -338,7 +348,7 @@ void QDeclarativeLoaderPrivate::load() { Q_Q(QDeclarativeLoader); - if (!isComponentComplete || !component) + if (!q->isComponentComplete() || !component) return; if (!component->isLoading()) { @@ -472,7 +482,6 @@ void QDeclarativeLoader::componentComplete() Q_D(QDeclarativeLoader); QDeclarativeItem::componentComplete(); - d->isComponentComplete = true; d->load(); } @@ -510,13 +519,21 @@ qreal QDeclarativeLoader::progress() const void QDeclarativeLoaderPrivate::_q_updateSize(bool loaderGeometryChanged) { Q_Q(QDeclarativeLoader); - if (!item) + if (!item || updatingSize) return; + + updatingSize = true; if (QDeclarativeItem *qmlItem = qobject_cast<QDeclarativeItem*>(item)) { - q->setImplicitWidth(qmlItem->width()); + if (!itemWidthValid) + q->setImplicitWidth(qmlItem->implicitWidth()); + else + q->setImplicitWidth(qmlItem->width()); if (loaderGeometryChanged && q->widthValid()) qmlItem->setWidth(q->width()); - q->setImplicitHeight(qmlItem->height()); + if (!itemHeightValid) + q->setImplicitHeight(qmlItem->implicitHeight()); + else + q->setImplicitHeight(qmlItem->height()); if (loaderGeometryChanged && q->heightValid()) qmlItem->setHeight(q->height()); } else if (item && item->isWidget()) { @@ -531,6 +548,7 @@ void QDeclarativeLoaderPrivate::_q_updateSize(bool loaderGeometryChanged) if (widget->size() != widgetSize) widget->resize(widgetSize); } + updatingSize = false; } /*! |