The QetGraphicsHeaderItem class The header have a few parameters to edit her visual aspect. Margins, to edit the margin between the cell and the text. Text font. Text alignment in the cell These three parameters are not settable directly with the header but trough the model to be displayed by the header. Header search these parameters only in the section 0 for cell of header. By consequence, set data in other section is useless also these parameter can't be set individually for each cell. The margins is stored in the model in index Qt::UserRole+1 and for value a QString. See QETUtils::marginsFromString and QETUtils::marginsToString. More...

#include <qetgraphicsheaderitem.h>

Inherits QGraphicsObject.

Collaboration diagram for QetGraphicsHeaderItem:

Public Types
enum	{ Type = UserType + 1301 }

Signals
void	sectionResized (int logicalIndex, int size)

void	heightResized ()

Public Member Functions
	QetGraphicsHeaderItem (QGraphicsItem *parent=nullptr)
	QetGraphicsHeaderItem::QetGraphicsHeaderItem. More...

int	type () const override

void	setModel (QAbstractItemModel *model=nullptr)
	QetGraphicsHeaderItem::setModel Set the model presented by this item Since QetGraphicsHeaderItem don't take ownership of model, if item already have a model, it's your responsability to delete it. More...

QAbstractItemModel *	model () const
	QetGraphicsHeaderItem::model. More...

virtual QRectF	boundingRect () const override
	QetGraphicsHeaderItem::boundingRect Reimplemented from QGraphicsObject::boundingRect() const;. More...

virtual void	paint (QPainter painter, const QStyleOptionGraphicsItem option, QWidget *widget) override
	QetGraphicsHeaderItem::paint Reimplemented from QGraphicsObject::paint(QPainter painter, const QStyleOptionGraphicsItem option, QWidget *widget) const;. More...

QRect	rect () const
	QetGraphicsHeaderItem::rect. More...

void	resizeSection (int logicalIndex, int size)
	QetGraphicsHeaderItem::resizeSection. More...

int	sectionSize (int logical_index) const
	QetGraphicsHeaderItem::sectionSize. More...

QVector< int >	minimumSectionWidth () const

int	minimumWidth () const

QDomElement	toXml (QDomDocument &document) const
	QetGraphicsHeaderItem::toXml save the header to xml. More...

void	fromXml (const QDomElement &element)
	QetGraphicsHeaderItem::fromXml Restore the header from xml. More...

Static Public Member Functions
static QString	xmlTagName ()

Private Member Functions
void	setUpMinimumSectionsSize ()
	QetGraphicsHeaderItem::setUpMinimumSectionsSize Setup the minimum section size and height of the item. Not that this function doesn't change the current size of this item. More...

void	setUpBoundingRect ()
	QetGraphicsHeaderItem::setUpBoundingRect Setup the bounding rect of the item. More...

void	headerDataChanged (Qt::Orientations orientation, int first, int last)
	QetGraphicsHeaderItem::headerDataChanged Update the header when data of displayed model change. More...

void	adjustSize ()
	QetGraphicsHeaderItem::adjustSize If needed, this function resize the current height and section according to there minimum. More...

void	modelReseted ()

Private Attributes
QRectF	m_bounding_rect

QAbstractItemModel *	m_model = nullptr

QVector< int >	m_sections_minimum_width

QVector< int >	m_current_sections_width

int	m_section_height =1

int	m_minimum_section_height =1

int	m_minimum_width =1

QRect	m_current_rect

Detailed Description

The QetGraphicsHeaderItem class The header have a few parameters to edit her visual aspect. Margins, to edit the margin between the cell and the text. Text font. Text alignment in the cell These three parameters are not settable directly with the header but trough the model to be displayed by the header. Header search these parameters only in the section 0 for cell of header. By consequence, set data in other section is useless also these parameter can't be set individually for each cell. The margins is stored in the model in index Qt::UserRole+1 and for value a QString. See QETUtils::marginsFromString and QETUtils::marginsToString.

Member Enumeration Documentation

◆ anonymous enum

anonymous enum

Enumerator
Type

Constructor & Destructor Documentation

◆ QetGraphicsHeaderItem()

QetGraphicsHeaderItem::QetGraphicsHeaderItem ( QGraphicsItem * parent = nullptr )

QetGraphicsHeaderItem::QetGraphicsHeaderItem.

Parameters

parent

Member Function Documentation

◆ adjustSize()

void QetGraphicsHeaderItem::adjustSize ( )

private

QetGraphicsHeaderItem::adjustSize If needed, this function resize the current height and section according to there minimum.

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◆ boundingRect()

QRectF QetGraphicsHeaderItem::boundingRect ( ) const

overridevirtual

QetGraphicsHeaderItem::boundingRect Reimplemented from QGraphicsObject::boundingRect() const;.

Returns

◆ fromXml()

void QetGraphicsHeaderItem::fromXml ( const QDomElement & element )

QetGraphicsHeaderItem::fromXml Restore the header from xml.

Parameters

element

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◆ headerDataChanged()

void QetGraphicsHeaderItem::headerDataChanged	(	Qt::Orientations	orientation,
		int	first,
		int	last
	)

private

QetGraphicsHeaderItem::headerDataChanged Update the header when data of displayed model change.

Parameters

orientation
first
last

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◆ heightResized

void QetGraphicsHeaderItem::heightResized ( )

signal

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◆ minimumSectionWidth()

QVector<int> QetGraphicsHeaderItem::minimumSectionWidth ( ) const

inline

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◆ minimumWidth()

int QetGraphicsHeaderItem::minimumWidth ( ) const

inline

◆ model()

QAbstractItemModel * QetGraphicsHeaderItem::model ( ) const

QetGraphicsHeaderItem::model.

Returns: the model that this item is presenting

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◆ modelReseted()

void QetGraphicsHeaderItem::modelReseted ( )

private

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◆ paint()

void QetGraphicsHeaderItem::paint	(	QPainter *	painter,
		const QStyleOptionGraphicsItem *	option,
		QWidget *	widget
	)

overridevirtual

QetGraphicsHeaderItem::paint Reimplemented from QGraphicsObject::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) const;.

Parameters

painter
option
widget

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◆ rect()

QRect QetGraphicsHeaderItem::rect ( ) const

QetGraphicsHeaderItem::rect.

Returns: the current rect of the item aka the size of rectangle painted.

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◆ resizeSection()

void QetGraphicsHeaderItem::resizeSection	(	int	logicalIndex,
		int	size
	)

QetGraphicsHeaderItem::resizeSection.

Parameters

logicalIndex
size

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◆ sectionResized

void QetGraphicsHeaderItem::sectionResized	(	int	logicalIndex,
		int	size
	)

signal

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◆ sectionSize()

int QetGraphicsHeaderItem::sectionSize ( int logical_index ) const

QetGraphicsHeaderItem::sectionSize.

Parameters

logical_index

Returns: the width (or height for vertical headers) of the given logicalIndex.

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◆ setModel()

void QetGraphicsHeaderItem::setModel ( QAbstractItemModel * model = nullptr )

QetGraphicsHeaderItem::setModel Set the model presented by this item Since QetGraphicsHeaderItem don't take ownership of model, if item already have a model, it's your responsability to delete it.

Parameters

model

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◆ setUpBoundingRect()

void QetGraphicsHeaderItem::setUpBoundingRect ( )

private

QetGraphicsHeaderItem::setUpBoundingRect Setup the bounding rect of the item.

◆ setUpMinimumSectionsSize()

void QetGraphicsHeaderItem::setUpMinimumSectionsSize ( )

private

QetGraphicsHeaderItem::setUpMinimumSectionsSize Setup the minimum section size and height of the item. Not that this function doesn't change the current size of this item.

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◆ toXml()

QDomElement QetGraphicsHeaderItem::toXml ( QDomDocument & document ) const

QetGraphicsHeaderItem::toXml save the header to xml.

Parameters

document

Returns

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◆ type()

int QetGraphicsHeaderItem::type ( ) const

inlineoverride

◆ xmlTagName()

static QString QetGraphicsHeaderItem::xmlTagName ( )

inlinestatic

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Member Data Documentation

◆ m_bounding_rect

QRectF QetGraphicsHeaderItem::m_bounding_rect

private

◆ m_current_rect

QRect QetGraphicsHeaderItem::m_current_rect

private

◆ m_current_sections_width

QVector<int> QetGraphicsHeaderItem::m_current_sections_width

private

◆ m_minimum_section_height

int QetGraphicsHeaderItem::m_minimum_section_height =1

private

◆ m_minimum_width

int QetGraphicsHeaderItem::m_minimum_width =1

private

◆ m_model

QAbstractItemModel* QetGraphicsHeaderItem::m_model = nullptr

private

◆ m_section_height

int QetGraphicsHeaderItem::m_section_height =1

private

◆ m_sections_minimum_width

QVector<int> QetGraphicsHeaderItem::m_sections_minimum_width

private

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

sources/qetgraphicsitem/ViewItem/qetgraphicsheaderitem.h
sources/qetgraphicsitem/ViewItem/qetgraphicsheaderitem.cpp

Public Types

Signals

Public Member Functions

Static Public Member Functions

Private Member Functions

Private Attributes

Detailed Description

Member Enumeration Documentation

◆ anonymous enum

Constructor & Destructor Documentation

◆ QetGraphicsHeaderItem()

Member Function Documentation

◆ adjustSize()

◆ boundingRect()

◆ fromXml()

◆ headerDataChanged()

◆ heightResized

◆ minimumSectionWidth()

◆ minimumWidth()

◆ model()

◆ modelReseted()

◆ paint()

◆ rect()

◆ resizeSection()

◆ sectionResized

◆ sectionSize()

◆ setModel()

◆ setUpBoundingRect()

◆ setUpMinimumSectionsSize()

◆ toXml()

◆ type()

◆ xmlTagName()

Member Data Documentation

◆ m_bounding_rect

◆ m_current_rect

◆ m_current_sections_width

◆ m_minimum_section_height

◆ m_minimum_width

◆ m_model

◆ m_section_height

◆ m_sections_minimum_width