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some qgraphicslayout hack to return a meaningful size hint, pretty

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svn path=/trunk/KDE/kdelibs/; revision=1042375
This commit is contained in:
Marco Martin 2009-10-29 17:50:44 +00:00
parent fbcf0e484e
commit 7e8d330582
2 changed files with 12 additions and 3 deletions
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13
widgets/tabbar.cpp
View File

@ -126,6 +126,7 @@ void TabBarPrivate::updateTabWidgetMode()
mainLayout->removeAt(0);
tabBarLayout->removeAt(1);
mainLayout->addItem(tabProxy);
q->setPreferredSize(-1, -1);
}
}
@ -144,7 +145,11 @@ void TabBarPrivate::slidingCompleted(QGraphicsItem *item)
if (item == oldPage || item == newPage) {
if (item == newPage) {
tabWidgetLayout->addItem(newPage);
mainLayout->invalidate();
//FIXME: usual QGraphicsLayout hack
q->setPreferredSize(mainLayout->effectiveSizeHint(Qt::PreferredSize));
newPageAnimId = -1;
emit q->currentChanged(currentIndex);
} else {
oldPageAnimId = -1;
item->hide();
@ -213,11 +218,14 @@ TabBar::TabBar(QGraphicsWidget *parent)
: QGraphicsWidget(parent),
d(new TabBarPrivate(this))
{
setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
d->tabProxy = new TabBarProxy(this);
d->tabWidgetLayout = new QGraphicsLinearLayout(Qt::Vertical);
d->tabWidgetLayout->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
d->tabBarLayout = new QGraphicsLinearLayout(Qt::Horizontal);
d->mainLayout = new QGraphicsLinearLayout(Qt::Horizontal);
d->mainLayout->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
d->mainLayout->addItem(d->tabWidgetLayout);
setLayout(d->mainLayout);
@ -251,13 +259,13 @@ int TabBar::insertTab(int index, const QIcon &icon, const QString &label,
QGraphicsLayoutItem *content)
{
QGraphicsWidget *page = new QGraphicsWidget(this);
page->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
page->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
if (content) {
if (content->isLayout()) {
page->setLayout(static_cast<QGraphicsLayout *>(content));
} else {
QGraphicsLinearLayout *layout = new QGraphicsLinearLayout(Qt::Vertical, page);
layout->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
layout->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
layout->addItem(content);
page->setLayout(layout);
}
@ -394,7 +402,6 @@ void TabBar::setCurrentIndex(int index)
}
d->currentIndex = index;
emit currentChanged(index);
d->tabProxy->native->setCurrentIndex(index);
}

2
widgets/tabbar.h
View File

@ -231,6 +231,8 @@ protected:
private:
TabBarPrivate * const d;
friend class TabBarPrivate;
Q_PRIVATE_SLOT(d, void slidingCompleted(QGraphicsItem *item))
Q_PRIVATE_SLOT(d, void shapeChanged(const QTabBar::Shape shape))
Q_PRIVATE_SLOT(d, void setPalette())