QtlCheckableHeaderView Class Reference

A subclass of QHeaderView with a checkbox in the first column. More...

Inheritance diagram for QtlCheckableHeaderView:

Signals
void	checkStateChanged (Qt::CheckState state)
	Emitted when the state of the checkbox in the header changes. More...

Public Member Functions
	QtlCheckableHeaderView (QWidget *parent=0)
	Constructor. More...
Qt::CheckState	checkState () const
	Get the state of the checkbox in the header. More...

Protected Member Functions
virtual void	mousePressEvent (QMouseEvent *event) Q_DECL_OVERRIDE
	Process a mouse-press event. More...
virtual void	paintSection (QPainter *painter, const QRect &rect, int logicalIndex) const Q_DECL_OVERRIDE
	Paint the section specified by the given logicalIndex, using the given painter and rect. More...
void	processCheckStateChanged ()
	Process a change of check state in the header. More...

Private Member Functions
QRect	checkBoxRect (const QPoint &reference=QPoint()) const
	Compute the position and size of the checkbox in the header. More...
void	updateAllRows ()
	Update the checkboxes in all rows, based on the checkbox in the header. More...

Private Attributes
Qt::CheckState	_checkState
	Current state of the checkbox in header. More...
bool	_forceCheck
	Force either checked or unchecked on next paint. More...

Detailed Description

A subclass of QHeaderView with a checkbox in the first column.

The checkbox in the header allows to select / deselect all checkboxes in the first column. The header view is always horizontal (top row).

Constructor & Destructor Documentation

QtlCheckableHeaderView()

QtlCheckableHeaderView::QtlCheckableHeaderView ( QWidget *  parent = 0 )

explicit

Constructor.

Parameters

[in]

parent

Optional parent widget.

Member Function Documentation

checkState()

Qt::CheckState QtlCheckableHeaderView::checkState ( ) const

inline

Get the state of the checkbox in the header.

Returns

The state of the checkbox in the header.

checkStateChanged

void QtlCheckableHeaderView::checkStateChanged ( Qt::CheckState  state )

signal

Emitted when the state of the checkbox in the header changes.

Parameters

[in]

state

New state of the checkbox.

processCheckStateChanged()

void QtlCheckableHeaderView::processCheckStateChanged ( )

protected

Process a change of check state in the header.

paintSection()

void QtlCheckableHeaderView::paintSection ( QPainter *  painter, const QRect &  rect, int  logicalIndex  ) const

protectedvirtual

Paint the section specified by the given logicalIndex, using the given painter and rect.

Reimplemented from QHeaderView

Parameters

[in]	painter	Painter to use.
[in]	rect	Area to paint.
[in]	logicalIndex	Section index, 0 being the first section where the checkbox is located.

mousePressEvent()

void QtlCheckableHeaderView::mousePressEvent ( QMouseEvent *  event )

protectedvirtual

Process a mouse-press event.

Reimplemented from QHeaderView

Parameters

[in]

event

The mouse event.

checkBoxRect()

QRect QtlCheckableHeaderView::checkBoxRect ( const QPoint &  reference = QPoint() ) const

private

Compute the position and size of the checkbox in the header.

Parameters

[in]

reference

Optional reference point. If non-zero, the returned rectangle is set relatively to this point.

Returns

Position and size of the checkbox in the header.

updateAllRows()

void QtlCheckableHeaderView::updateAllRows ( )

private

Update the checkboxes in all rows, based on the checkbox in the header.

Member Data Documentation

_checkState

Qt::CheckState QtlCheckableHeaderView::_checkState

mutableprivate

Current state of the checkbox in header.

_forceCheck

bool QtlCheckableHeaderView::_forceCheck

mutableprivate

Force either checked or unchecked on next paint.

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

• QtlCheckableHeaderView.h
• QtlCheckableHeaderView.cpp