QGraphicsLayoutPrivate Class Reference

#include <qgraphicslayout_p.h>

Inheritance diagram for QGraphicsLayoutPrivate:

Collaboration diagram for QGraphicsLayoutPrivate:

Public Member Functions
	QGraphicsLayoutPrivate ()
void	reparentChildItems (QGraphicsItem *newParent)
void	getMargin (qreal *result, qreal userMargin, QStyle::PixelMetric pm) const
Qt::LayoutDirection	visualDirection () const
void	addChildLayoutItem (QGraphicsLayoutItem *item)
void	activateRecursive (QGraphicsLayoutItem *item)
Public Member Functions inherited from QGraphicsLayoutItemPrivate
virtual	~QGraphicsLayoutItemPrivate ()
	QGraphicsLayoutItemPrivate (QGraphicsLayoutItem *parent, bool isLayout)
void	init ()
QSizeF *	effectiveSizeHints (const QSizeF &constraint) const
QGraphicsItem *	parentItem () const
void	ensureUserSizeHints ()
void	setSize (Qt::SizeHint which, const QSizeF &size)
void	setSizeComponent (Qt::SizeHint which, SizeComponent component, qreal value)
bool	hasHeightForWidth () const
bool	hasWidthForHeight () const

Public Attributes
qreal	left
qreal	top
qreal	right
qreal	bottom
bool	activated
Public Attributes inherited from QGraphicsLayoutItemPrivate
QSizePolicy	sizePolicy
QGraphicsLayoutItem *	parent
QSizeF *	userSizeHints
QSizeF	cachedSizeHints [Qt::NSizeHints]
QSizeF	cachedConstraint
QSizeF	cachedSizeHintsWithConstraints [Qt::NSizeHints]
quint32	sizeHintCacheDirty: 1
quint32	sizeHintWithConstraintCacheDirty: 1
quint32	isLayout: 1
quint32	ownedByLayout: 1
QGraphicsLayoutItem *	q_ptr
QRectF	geom
QGraphicsItem *	graphicsItem

Additional Inherited Members
Public Types inherited from QGraphicsLayoutItemPrivate
enum	SizeComponent { Width , Height }
Static Public Member Functions inherited from QGraphicsLayoutItemPrivate
static QGraphicsLayoutItemPrivate *	get (QGraphicsLayoutItem *q)
static const QGraphicsLayoutItemPrivate *	get (const QGraphicsLayoutItem *q)

Detailed Description

Definition at line 92 of file qgraphicslayout_p.h.

Constructor & Destructor Documentation

QGraphicsLayoutPrivate()

QGraphicsLayoutPrivate::QGraphicsLayoutPrivate ( )

inline

Definition at line 97 of file qgraphicslayout_p.h.

Member Function Documentation

activateRecursive()

void QGraphicsLayoutPrivate::activateRecursive

(

QGraphicsLayoutItem *

item

)

Definition at line 139 of file qgraphicslayout_p.cpp.

References activateRecursive(), QBoxLayout::count(), i, QGraphicsLayout::instantInvalidatePropagation(), QBoxLayout::invalidate(), item, QBoxLayout::itemAt(), and layout.

Referenced by activateRecursive().

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addChildLayoutItem()

void QGraphicsLayoutPrivate::addChildLayoutItem

(

QGraphicsLayoutItem *

layoutItem

)

This function is called from subclasses to add a layout item layoutItem to a layout.

It takes care of automatically reparenting graphics items, if needed.

If layoutItem is a is already in a layout, it will remove it from that layout.

Definition at line 107 of file qgraphicslayout_p.cpp.

References QGraphicsItem::isWidget(), item, layoutItem(), QGraphicsItem::parentItem(), QGraphicsLayoutItemPrivate::parentItem(), qWarning, removeLayoutItemFromLayout(), and QGraphicsItem::setParentItem().

Referenced by QGraphicsAnchorLayoutPrivate::addAnchor().

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getMargin()

void QGraphicsLayoutPrivate::getMargin	(	qreal *	result,
		qreal	userMargin,
		QStyle::PixelMetric	pm
	)		const

Definition at line 47 of file qgraphicslayout_p.cpp.

References QGraphicsLayoutItem::isLayout(), QGraphicsLayoutItemPrivate::parent, QGraphicsLayoutItemPrivate::parentItem(), QGraphicsLayoutItem::parentLayoutItem(), QStyle::pixelMetric(), and QGraphicsWidget::style().

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reparentChildItems()

QT_BEGIN_NAMESPACE void QGraphicsLayoutPrivate::reparentChildItems

(

QGraphicsItem *

newParent

)

mw is the new parent. all items in the layout will be a child of mw.

Definition at line 18 of file qgraphicslayout_p.cpp.

References QGraphicsLayoutItem::graphicsItem(), i, QGraphicsLayoutItem::isLayout(), QGraphicsItem::isWidget(), QGraphicsItem::parentItem(), and qWarning.

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visualDirection()

Qt::LayoutDirection QGraphicsLayoutPrivate::visualDirection

(

)

const

Definition at line 69 of file qgraphicslayout_p.cpp.

References QGuiApplication::layoutDirection, and QGraphicsLayoutItemPrivate::parentItem().

Referenced by QGraphicsAnchorLayoutPrivate::setItemsGeometries().

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Member Data Documentation

activated

bool QGraphicsLayoutPrivate::activated

Definition at line 108 of file qgraphicslayout_p.h.

bottom

qreal QGraphicsLayoutPrivate::bottom

Definition at line 107 of file qgraphicslayout_p.h.

left

qreal QGraphicsLayoutPrivate::left

Definition at line 107 of file qgraphicslayout_p.h.

Referenced by QGraphicsAnchorLayoutPrivate::setItemsGeometries().

right

qreal QGraphicsLayoutPrivate::right

Definition at line 107 of file qgraphicslayout_p.h.

Referenced by QGraphicsAnchorLayoutPrivate::setItemsGeometries().

top

qreal QGraphicsLayoutPrivate::top

Definition at line 107 of file qgraphicslayout_p.h.

Referenced by QGraphicsAnchorLayoutPrivate::setItemsGeometries().

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The documentation for this class was generated from the following files:

• qtbase/src/widgets/graphicsview/qgraphicslayout_p.h
• qtbase/src/widgets/graphicsview/qgraphicslayout_p.cpp