QClickableLabel Class Reference

A QLabel with multiple hotspots, that can be clicked. More...

#include <qclickablelabel.h>

Inheritance diagram for QClickableLabel:

Collaboration diagram for QClickableLabel:

Signals
void	mousePressed (const QString &hotspotName)
void	mousePressed (unsigned int hotspotIndex)
void	mouseReleased (const QString &hotspotName)
void	mouseReleased (unsigned int hotspotIndex)

Public Member Functions
	QClickableLabel (QWidget *parent, Qt::WindowFlags f=nullptr)
	QClickableLabel (const QString &text, QWidget *parent, Qt::WindowFlags f=nullptr)
	~QClickableLabel () override
void	AddHotspot (const QString &name, const QRect position)
void	RemoveHotspot (const QString &name)
void	RemoveHotspot (unsigned int hotspotIndex)
void	RemoveAllHotspots ()

Protected Types
typedef std::vector< QRect >	RectVectorType
typedef std::map< QString, unsigned int >	NameToIndexMapType
typedef std::map< unsigned int, QString >	IndexToNameMapType

Protected Member Functions
void	mousePressEvent (QMouseEvent *e) override
void	mouseReleaseEvent (QMouseEvent *e) override
unsigned int	matchingRect (const QPoint &p)
	returns index == m_Hotspots.size() if nothing is hit More...

Protected Attributes
RectVectorType	m_Hotspots
NameToIndexMapType	m_HotspotIndexForName
IndexToNameMapType	m_HotspotNameForIndex

Detailed Description

A QLabel with multiple hotspots, that can be clicked.

Specially useful in connection with a pixmap. Stretched images should be avoided, because the hotspots will not be adjusted in any way.

Definition at line 30 of file qclickablelabel.h.

Member Typedef Documentation

IndexToNameMapType

typedef std::map<unsigned int, QString> QClickableLabel::IndexToNameMapType

protected

Definition at line 63 of file qclickablelabel.h.

NameToIndexMapType

typedef std::map<QString, unsigned int> QClickableLabel::NameToIndexMapType

protected

Definition at line 62 of file qclickablelabel.h.

RectVectorType

typedef std::vector<QRect> QClickableLabel::RectVectorType

protected

Definition at line 59 of file qclickablelabel.h.

Constructor & Destructor Documentation

QClickableLabel() [1/2]

QClickableLabel::QClickableLabel	(	QWidget *	parent,
		Qt::WindowFlags	f = nullptr
	)

Definition at line 19 of file qclickablelabel.cpp.

QClickableLabel() [2/2]

QClickableLabel::QClickableLabel	(	const QString &	text,
		QWidget *	parent,
		Qt::WindowFlags	f = nullptr
	)

Definition at line 23 of file qclickablelabel.cpp.

~QClickableLabel()

QClickableLabel::~QClickableLabel ( )

override

Definition at line 27 of file qclickablelabel.cpp.

Member Function Documentation

AddHotspot()

void QClickableLabel::AddHotspot	(	const QString &	name,
		const QRect	position
	)

Definition at line 31 of file qclickablelabel.cpp.

References m_HotspotIndexForName, m_HotspotNameForIndex, and m_Hotspots.

Referenced by QmitkStandardViews::QmitkStandardViews().

matchingRect()

unsigned int QClickableLabel::matchingRect ( const QPoint &  p )

protected

returns index == m_Hotspots.size() if nothing is hit

Definition at line 86 of file qclickablelabel.cpp.

References m_Hotspots.

Referenced by mousePressEvent(), and mouseReleaseEvent().

mousePressed [1/2]

void QClickableLabel::mousePressed ( const QString &  hotspotName )

signal

Referenced by mouseReleaseEvent().

mousePressed [2/2]

void QClickableLabel::mousePressed ( unsigned int  hotspotIndex )

signal

mousePressEvent()

void QClickableLabel::mousePressEvent ( QMouseEvent *  e )

overrideprotected

Definition at line 66 of file qclickablelabel.cpp.

References m_HotspotNameForIndex, m_Hotspots, matchingRect(), and mouseReleased().

mouseReleased [1/2]

void QClickableLabel::mouseReleased ( const QString &  hotspotName )

signal

Referenced by mousePressEvent().

mouseReleased [2/2]

void QClickableLabel::mouseReleased ( unsigned int  hotspotIndex )

signal

mouseReleaseEvent()

void QClickableLabel::mouseReleaseEvent ( QMouseEvent *  e )

overrideprotected

Definition at line 76 of file qclickablelabel.cpp.

References m_HotspotNameForIndex, m_Hotspots, matchingRect(), and mousePressed().

RemoveAllHotspots()

void QClickableLabel::RemoveAllHotspots

(

)

Definition at line 59 of file qclickablelabel.cpp.

References m_HotspotIndexForName, m_HotspotNameForIndex, and m_Hotspots.

RemoveHotspot() [1/2]

void QClickableLabel::RemoveHotspot

(

const QString &

name

)

Definition at line 38 of file qclickablelabel.cpp.

References m_HotspotIndexForName.

RemoveHotspot() [2/2]

void QClickableLabel::RemoveHotspot

(

unsigned int

hotspotIndex

)

Definition at line 48 of file qclickablelabel.cpp.

References m_HotspotIndexForName, m_HotspotNameForIndex, and m_Hotspots.

Member Data Documentation

m_HotspotIndexForName

NameToIndexMapType QClickableLabel::m_HotspotIndexForName

protected

Definition at line 64 of file qclickablelabel.h.

Referenced by AddHotspot(), RemoveAllHotspots(), and RemoveHotspot().

m_HotspotNameForIndex

IndexToNameMapType QClickableLabel::m_HotspotNameForIndex

protected

Definition at line 65 of file qclickablelabel.h.

Referenced by AddHotspot(), mousePressEvent(), mouseReleaseEvent(), RemoveAllHotspots(), and RemoveHotspot().

m_Hotspots

RectVectorType QClickableLabel::m_Hotspots

protected

Definition at line 60 of file qclickablelabel.h.

Referenced by AddHotspot(), matchingRect(), mousePressEvent(), mouseReleaseEvent(), RemoveAllHotspots(), and RemoveHotspot().

---

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

• qclickablelabel.h
• qclickablelabel.cpp