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support minimum/maximum/preferred sizes

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This commit is contained in:
Marco Martin 2012-09-20 14:22:40 +02:00
parent 0e1021feb1
commit 9d92b822aa
2 changed files with 84 additions and 0 deletions
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77
declarativeimports/core/declarativeitemcontainer.cpp
View File

@ -48,6 +48,46 @@ void DeclarativeItemContainer::setDeclarativeItem(QDeclarativeItem *item, bool r
connect(m_declarativeItem.data(), SIGNAL(widthChanged()), this, SLOT(widthChanged()));
connect(m_declarativeItem.data(), SIGNAL(heightChanged()), this, SLOT(heightChanged()));
qreal minimumWidth = 0;
qreal minimumHeight = 0;
qreal maximumWidth = 0;
qreal maximumHeight = 0;
qreal preferredWidth = 0;
qreal preferredHeight = 0;
minimumWidth = item->property("minimumWidth").toReal();
minimumHeight = item->property("minimumHeight").toReal();
QObject::connect(item, SIGNAL(minimumWidthChanged()), this, SLOT(minimumWidthChanged()));
QObject::connect(item, SIGNAL(minimumHeightChanged()), this, SLOT(minimumHeightChanged()));
maximumWidth = item->property("maximumWidth").toReal();
maximumHeight = item->property("maximumHeight").toReal();
QObject::connect(item, SIGNAL(maximumWidthChanged()), this, SLOT(maximumWidthChanged()));
QObject::connect(item, SIGNAL(maximumHeightChanged()), this, SLOT(maximumHeightChanged()));
preferredWidth = item->property("preferredWidth").toReal();
preferredHeight = item->property("preferredHeight").toReal();
QObject::connect(item, SIGNAL(preferredWidthChanged()), this, SLOT(preferredWidthChanged()));
QObject::connect(item, SIGNAL(preferredHeightChanged()), this, SLOT(preferredHeightChanged()));
if (minimumWidth > 0 && minimumHeight > 0) {
setMinimumSize(minimumWidth, minimumHeight);
} else {
setMinimumSize(-1, -1);
}
if (maximumWidth > 0 && maximumHeight > 0) {
setMaximumSize(maximumWidth, maximumHeight);
} else {
setMaximumSize(-1, -1);
}
if (preferredWidth > 0 && preferredHeight > 0) {
setPreferredSize(preferredWidth, preferredHeight);
} else {
setPreferredSize(-1, -1);
}
}
QDeclarativeItem *DeclarativeItemContainer::declarativeItem() const
@ -90,4 +130,41 @@ void DeclarativeItemContainer::heightChanged()
resize(newSize);
}
void DeclarativeItemContainer::minimumWidthChanged()
{
qreal minimumWidth = m_declarativeItem.data()->property("minimumWidth").toReal();
setMinimumWidth(minimumWidth);
}
void DeclarativeItemContainer::minimumHeightChanged()
{
qreal minimumHeight = m_declarativeItem.data()->property("minimumHeight").toReal();
setMinimumHeight(minimumHeight);
}
void DeclarativeItemContainer::maximumWidthChanged()
{
qreal maximumWidth = m_declarativeItem.data()->property("maximumWidth").toReal();
setMaximumWidth(maximumWidth);
}
void DeclarativeItemContainer::maximumHeightChanged()
{
qreal maximumHeight = m_declarativeItem.data()->property("maximumHeight").toReal();
setMaximumHeight(maximumHeight);
}
void DeclarativeItemContainer::preferredWidthChanged()
{
qreal preferredWidth = m_declarativeItem.data()->property("preferredWidth").toReal();
setPreferredWidth(preferredWidth);
}
void DeclarativeItemContainer::preferredHeightChanged()
{
qreal preferredHeight = m_declarativeItem.data()->property("preferredHeight").toReal();
setPreferredHeight(preferredHeight);
}
#include "declarativeitemcontainer_p.moc"

7
declarativeimports/core/declarativeitemcontainer_p.h
View File

@ -45,6 +45,13 @@ protected Q_SLOTS:
void widthChanged();
void heightChanged();
void minimumWidthChanged();
void minimumHeightChanged();
void maximumWidthChanged();
void maximumHeightChanged();
void preferredWidthChanged();
void preferredHeightChanged();
private:
QWeakPointer<QDeclarativeItem> m_declarativeItem;
};