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sync dialog size when a declarativeitem changes size

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This commit is contained in:
Marco Martin 2011-06-06 16:47:00 +02:00
parent c77d815ec7
commit ccdb4cebdf
2 changed files with 30 additions and 7 deletions
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30
declarativeimports/core/declarativeitemcontainer.cpp
View File

@ -19,6 +19,8 @@
#include "declarativeitemcontainer_p.h" #include "declarativeitemcontainer_p.h"
#include <KDebug>
DeclarativeItemContainer::DeclarativeItemContainer(QGraphicsItem *parent) DeclarativeItemContainer::DeclarativeItemContainer(QGraphicsItem *parent)
: QGraphicsWidget(parent) : QGraphicsWidget(parent)
{ {
@ -31,7 +33,7 @@ DeclarativeItemContainer::~DeclarativeItemContainer()
void DeclarativeItemContainer::setDeclarativeItem(QDeclarativeItem *item, bool reparent) void DeclarativeItemContainer::setDeclarativeItem(QDeclarativeItem *item, bool reparent)
{ {
if (m_declarativeItem) { if (m_declarativeItem) {
m_declarativeItem.data()->removeSceneEventFilter(this); disconnect(m_declarativeItem.data(), 0, this, 0);
} }
m_declarativeItem = item; m_declarativeItem = item;
if (reparent) { if (reparent) {
@ -40,7 +42,8 @@ void DeclarativeItemContainer::setDeclarativeItem(QDeclarativeItem *item, bool r
setMinimumWidth(item->implicitWidth()); setMinimumWidth(item->implicitWidth());
setMinimumHeight(item->implicitHeight()); setMinimumHeight(item->implicitHeight());
resize(item->width(), item->height()); resize(item->width(), item->height());
item->installSceneEventFilter(this); connect(m_declarativeItem.data(), SIGNAL(widthChanged()), this, SLOT(widthChanged()));
connect(m_declarativeItem.data(), SIGNAL(heightChanged()), this, SLOT(heightChanged()));
} }
QDeclarativeItem *DeclarativeItemContainer::declarativeItem() const QDeclarativeItem *DeclarativeItemContainer::declarativeItem() const
@ -56,11 +59,26 @@ void DeclarativeItemContainer::resizeEvent(QGraphicsSceneResizeEvent *event)
} }
} }
bool DeclarativeItemContainer::sceneEventFilter(QGraphicsItem *watched, QEvent *event) void DeclarativeItemContainer::widthChanged()
{ {
if (event->type() == QEvent::GraphicsSceneResize) { if (!m_declarativeItem) {
resize(watched->boundingRect().size()); return;
} }
return QGraphicsWidget::sceneEventFilter(watched, event); QSizeF newSize(size());
newSize.setWidth(m_declarativeItem.data()->width());
resize(newSize);
} }
void DeclarativeItemContainer::heightChanged()
{
if (!m_declarativeItem) {
return;
}
QSizeF newSize(size());
newSize.setHeight(m_declarativeItem.data()->height());
resize(newSize);
}
#include "declarativeitemcontainer_p.moc"

7
declarativeimports/core/declarativeitemcontainer_p.h
View File

@ -28,6 +28,8 @@
class DeclarativeItemContainer : public QGraphicsWidget class DeclarativeItemContainer : public QGraphicsWidget
{ {
Q_OBJECT
public: public:
DeclarativeItemContainer(QGraphicsItem *parent = 0); DeclarativeItemContainer(QGraphicsItem *parent = 0);
~DeclarativeItemContainer(); ~DeclarativeItemContainer();
@ -37,7 +39,10 @@ public:
protected: protected:
void resizeEvent(QGraphicsSceneResizeEvent *event); void resizeEvent(QGraphicsSceneResizeEvent *event);
bool sceneEventFilter(QGraphicsItem *watched, QEvent *event);
protected Q_SLOTS:
void widthChanged();
void heightChanged();
private: private:
QWeakPointer<QDeclarativeItem> m_declarativeItem; QWeakPointer<QDeclarativeItem> m_declarativeItem;