SemiSortableHeader Class Reference

QHeaderView derivative that allows selective disabling of sorting. More...

#include <SemiSortableHeader.h>

Inheritance diagram for SemiSortableHeader:

Collaboration diagram for SemiSortableHeader:

Public Member Functions
	SemiSortableHeader (Qt::Orientation ori, QWidget *parent=nullptr)
	Construct the header with the given orientation.
void	attachTo (QTableWidget *table)
	Attach this header to a QTableWidget and initialize sorting state.
void	setNonSortableColumns (const QSet< int > &cols)
	Set the set of non-sortable columns.
void	addNonSortableColumn (int col)
	Mark a specific column as non-sortable.
void	removeNonSortableColumn (int col)
	Remove non-sortable marking from a column.
bool	isSortableColumn (int col) const
	Check whether a column is sortable.

Protected Member Functions
void	paintSection (QPainter *painter, const QRect &rect, int logicalIndex) const override
	Custom painting to avoid drawing sort indicators for non-sortable columns.
void	mousePressEvent (QMouseEvent *e) override
	Intercept mouse presses to ignore clicks on non-sortable columns.

Detailed Description

QHeaderView derivative that allows selective disabling of sorting.

The header can be attached to a QTableWidget and configured with a set of non-sortable columns. Clicks on non-sortable columns are ignored and the header is painted without a sort indicator for those columns.

Constructor & Destructor Documentation

SemiSortableHeader()

SemiSortableHeader::SemiSortableHeader ( Qt::Orientation ori, QWidget * parent = nullptr )

inlineexplicit

Construct the header with the given orientation.

Parameters

ori	Header orientation (Horizontal/Vertical).
parent	Optional parent widget.

Member Function Documentation

attachTo()

void SemiSortableHeader::attachTo ( QTableWidget * table )

inline

Attach this header to a QTableWidget and initialize sorting state.

Parameters

table

Target table to attach to.

isSortableColumn()

bool SemiSortableHeader::isSortableColumn ( int col ) const

inline

Check whether a column is sortable.

Returns

true if the column is sortable.

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setNonSortableColumns()

void SemiSortableHeader::setNonSortableColumns ( const QSet< int > & cols )

inline

Set the set of non-sortable columns.

Parameters

cols	Set of column indexes that should not be sortable.

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

• JS8_Widgets/SemiSortableHeader.h